MTU 12 V 4000 G23 Technical Documentation Manual

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Technical Documentation

Diesel Engine

12 V 4000 G23, G43

12 V 4000 G63, G83

16 V 4000 G23, G43

16 V 4000 G63, G83

Operating Instructions

M015710/01E

TP-6503

Table of Contents

Summary of Contents for MTU 12 V 4000 G23

Page 1 Technical Documentation Diesel Engine 12 V 4000 G23, G43 12 V 4000 G63, G83 16 V 4000 G23, G43 16 V 4000 G63, G83 Operating Instructions M015710/01E TP-6503...
Page 2 This Publication is protected by copyright and may not be used in any way whether in whole or in part without the prior written permission of MTU Friedrichshafen GmbH. This restriction also applies to copyright, distribution, translation, microfilming and storage or processing on electronic systems including data bases and online services.
Page 3 The Commissioning Note information serves as a basis for the contractually agreed logistic support (warranty, spare parts, etc.). Veuillez séparer la carte “Signalisation de mise en service“ et la renvoyer à la MTU Friedrichshafen GmbH. Les informations contenues dans la signalisation de mise en service constituent la base pour l'assistance en exploitation contractuelle (garantie, rechanges, etc.).
Page 4 Prière de remplir en lettres capitales! ¡A rellenar en letras de imprenta! Scrivere in stampatello! Favor preencher com letras de forma! Motornr.: Auftragsnr.: Inbetriebnahme- Engine No.: MTU works order No.: meldung du moteur: N° de commande: de motor: N° de pedido: Motore N.: N. commessa: Commissioning No.
Page 8 MTU contact person/service partner ........
Page 9: Safety
Modifications or Conversions Modifications made by the customer to the engine may affect safety. MTU will accept no liability or warranty claims for any damage caused by unauthorized modifications or conversions. Spare parts Only genuine MTU spare parts must be used to replace components or assemblies. In the event of any damage caused by the use of other spare parts, no liability nor warranty claims vis-à-vis the engine manufacturer will be accepted.
Page 10: Personnel And Organizational Requirements
Depending on the kind of work, use additional protective equipment, e.g. protective goggles, gloves, helmet, apron. Work clothing must be tight fitting so that it does not catch on rotating or projecting components. Do not wear jewelry (e.g. rings, chains etc.). M015710/01E 07-02 © MTU...
Page 11: Transport
Place the engine only on an even, firm surface. Ensure appropriate consistency and load-bearing capacity of the ground or support surface. Never place an engine on the oil pan, unless expressively authorized by MTU on a case-to-case basis to do so. M015710/01E 07-02...
Page 12: Safety Requirements When Working On The Engine
Safety requirements when working on the engine Safety precautions when putting the equipment into operation Prior to initial operation, the product must have been installed correctly and approved according to MTU specifications. Before putting the device or the system into operation, always ensure •...
Page 13 Never route the welding lead over or near the wiring harnesses of MTU systems. The welding current may otherwise induce an interference voltage in the wiring harnesses which could conceivably damage the electrical system.
Page 14 5 mW, and in which the beam axis and surface are designed to prevent any risk to the eyes. Operation of electrical equipment When operating electrical equipment, certain components of this equipment are live. Noncompliance with the warning instructions given for this equipment may result in serious injury or damage to property. M015710/01E 07-02 © MTU...
Page 15: Auxiliary Materials, Fire Prevention And Environmental Protection
Only fuels of the specified quality required to achieve emission limits must be used. In Germany, the VAwS (= regulations governing the use of materials that may affect water quality) is applicable, which means work must only be carried out by authorized specialist companies (MTU is such a company). Auxiliary materials Use only fluids and lubricants that have been tested and approved by MTU.
Page 16 • Do not use compressed air to clean contaminated clothing whilst it is being worn. Used oil Used oil may contain health-threatening combustion residues. Rub barrier cream into hands! Wash hands after contact with used oil. M015710/01E 07-02 © MTU...
Page 17: Standards For Warning Notices In The Publication
ANSI Z535, which begin with one of the above signal words according to the degree of danger: Warning notices 1. Read and become acquainted with all cautions and symbols before operating or repairing this product. 2. Pass on all safety instructions to your operating, maintenance, repair and transport personnel! M015710/01E 07-02 © MTU...
Page 19: Product Summary
230 Mounting / support 080 Fuel system (low pressure) 250 PTO systems, driving end and 100 Exhaust turbocharger free end (coupling) 110 Intercooler 500 Monitoring and control systems, 120 Air intake / air supply general electrical systems M015710/01E 07-02 © MTU...
Page 20 Product Summary Engine model designation Key to the engine model designations 12/16V 4000 Gx3 12/16 Number of cylinders Cylinder arrangement: Vee configuration 4000 Series Application Application segment (2, 4, 6, 8) Design index M015710/01E 07-02 © MTU...
Page 21: Engine Side And Cylinder Designations
The cylinders of each bank are numbered consecutively, starting with No. 1 at the driving end. The numbering of engine components is also from the driving end, starting with No. 1. 1 KGS = Free end 3 KS = Driving end 2 Right side 4 Left side M015710/01E 07-02 © MTU...
Page 22: Main Engine Dimensions
Engine – Main dimensions Engine – Main dimensions Illustration is also valid for 12/16V engines approx. 2520 mm Length (A) 12V Length (A) 16V approx. 2990 mm Width (B) 12/16V approx. 1660 mm Height (C) 12/16V approx. 2160 mm M015710/01E 07-02 © MTU...
Page 23: Firing Order
Product Summary Firing Order 2.4.1 Firing order Firing order A1-B5-A5-B3-A3-B6-A6-B2-A2-B4-A4-B1 16 V A1-A7-B4-B6-A4-B8-A2-A8-B3-B5-A3-A5-B2-A6-B1-B7 A1-B5-A8-B7-A5-B2-A7-B10-A2-B3-A10-B6-A3-B4-A6-B9-A4-B1-A9-B8 M015710/01E 07-02 © MTU...
Page 24: Final Compression Pressure
Product Summary Final Compression Pressure 2.5.1 Final compression pressure Final compression pressure Final compression pressure at 120 rpm 24 bar to 28 bar M015710/01E 07-02 © MTU...
Page 25: Technical Data
1800 Fuel stop power ISO 3046 1575 1736 1750 1910 GENERAL CONDITIONS (for maximum power) Number of cylinders Intake air depression (new filter) mbar Intake air depression, max. mbar Exhaust pressure mbar Exhaust pressure, max. mbar M015710/01E 07-02 © MTU...
Page 26 Cylinder liners: Wet, replaceable Inlet valves per cylinder Exhaust valves per cylinder Standard flywheel housing flange (engine main PTO) Flywheel interface DISC COMBUSTION AIR / EXHAUST GAS Number of cylinders Charge air pressure before cylinder, BL bar abs M015710/01E 07-02 © MTU...
Page 27 Lube oil temperature before engine, alarm °C Lube oil temperature before engine, °C shutdown Lube oil operating pressure before engine, from Lube oil operating pressure before engine, to R Lube oil pressure before engine, alarm Lube oil pressure before engine, shutdown M015710/01E 07-02 © MTU...
Page 28 Oil pan capacity at dipstick mark "max." (standard oil system) (Option: max. operating inclinations) WEIGHTS / MAIN DIMENSIONS Number of cylinders Engine weight, dry (basic engine 6200* 6200* 6200* 6200* configuration acc. to scope of supply specification) M015710/01E 07-02 © MTU...
Page 29 Product Summary ACOUSTICS Number of cylinders Exhaust noise, unsilenced, BL, (sound dB(A) power level LW, ISO 6798) Engine surface noise with attenuated intake dB(A) noise (filter), BL (sound power level LW, ISO 6798) M015710/01E 07-02 © MTU...
Page 30 1800 1965 2280 2185 2500 Fuel stop power ISO 3046 GENERAL CONDITIONS (for maximum power) Number of cylinders Intake air depression (new filter) mbar Intake air depression, max. mbar Exhaust pressure mbar Exhaust pressure, max. mbar M015710/01E 07-02 © MTU...
Page 31 Cylinder liners: Wet, replaceable Inlet valves per cylinder Exhaust valves per cylinder Standard flywheel housing flange (engine main PTO) Flywheel interface DISC COMBUSTION AIR / EXHAUST GAS Number of cylinders Charge air pressure before cylinder, BL bar abs M015710/01E 07-02 © MTU...
Page 32 Lube oil temperature before engine, alarm °C Lube oil temperature before engine, °C shutdown Lube oil operating pressure before engine, from Lube oil operating pressure before engine, to R Lube oil pressure before engine, alarm Lube oil pressure before engine, shutdown M015710/01E 07-02 © MTU...
Page 33 Oil pan capacity at dipstick mark "max." (standard oil system) (Option: max. operating inclinations) WEIGHTS / MAIN DIMENSIONS Number of cylinders 7700 7700 7700 7700 Engine weight, dry (basic engine configuration acc. to scope of supply specification) M015710/01E 07-02 © MTU...
Page 34 Product Summary ACOUSTICS Number of cylinders Exhaust noise, unsilenced, BL, (sound dB(A) power level LW, ISO 6798) Engine surface noise with attenuated intake dB(A) noise (filter), BL (sound power level LW, ISO 6798) M015710/01E 07-02 © MTU...
Page 35: Engine Data 12/16V 4000 Gx3: Standby Operation 3D, Optimized Exhaust Emissions (Epa Stage 2)
1800 1736 1910 2280 2500 Fuel stop power ISO 3046 GENERAL CONDITIONS (for maximum power) Number of cylinders Intake air depression (new filter) mbar Intake air depression, max. mbar Exhaust pressure mbar Exhaust pressure, max. mbar M015710/01E 07-02 © MTU...
Page 36 Cylinder liners: Wet, replaceable Inlet valves per cylinder Exhaust valves per cylinder Standard flywheel housing flange (engine main PTO) Flywheel interface DISC COMBUSTION AIR / EXHAUST GAS Number of cylinders Charge air pressure before cylinder, BL bar abs M015710/01E 07-02 © MTU...
Page 37 Lube oil temperature before engine, alarm °C Lube oil temperature before engine, °C shutdown Lube oil operating pressure before engine, from Lube oil operating pressure before engine, to R Lube oil pressure before engine, alarm Lube oil pressure before engine, shutdown M015710/01E 07-02 © MTU...
Page 38 Oil pan capacity at dipstick mark "max." (standard oil system) (Option: max. operating inclinations) WEIGHTS / MAIN DIMENSIONS Number of cylinders 7700 7700 Engine weight, dry (basic engine 6200* 6200* configuration acc. to scope of supply specification) M015710/01E 07-02 © MTU...
Page 39 Product Summary ACOUSTICS Number of cylinders Exhaust noise, unsilenced, BL, (sound dB(A) power level LW, ISO 6798) Engine surface noise with attenuated intake dB(A) noise (filter), BL (sound power level LW, ISO 6798) M015710/01E 07-02 © MTU...
Page 40: 4000 Gx3 Engine Data: Continuous Operation, Variable 3B, Optimized Fuel Consumption
Continuous power ISO 3046 (10% overload capability) (design power DIN 6280, ISO 8528) GENERAL CONDITIONS (for maximum power) Number of cylinders mbar Intake air depression (new filter) Intake air depression, max. mbar Exhaust pressure mbar Exhaust pressure, max. mbar M015710/01E 07-02 © MTU...
Page 41 Cylinder liners: Wet, replaceable Inlet valves per cylinder Exhaust valves per cylinder Standard flywheel housing flange (engine main PTO) Flywheel interface DISC COMBUSTION AIR / EXHAUST GAS Number of cylinders Charge air pressure before cylinder - DL bar abs M015710/01E 07-02 © MTU...
Page 42 Lube oil temperature before engine, alarm °C Lube oil temperature before engine, °C shutdown Lube oil operating pressure before engine, from Lube oil operating pressure before engine, to R Lube oil pressure before engine, alarm Lube oil pressure before engine, shutdown M015710/01E 07-02 © MTU...
Page 43 Oil pan capacity at dipstick mark "max." (standard oil system) (Option: max. operating inclinations) WEIGHTS / MAIN DIMENSIONS Number of cylinders Engine weight, dry (basic engine 6200* 6200* 6200* 6200* configuration acc. to scope of supply specification) M015710/01E 07-02 © MTU...
Page 44 Product Summary ACOUSTICS Number of cylinders Exhaust noise, unsilenced - DL (sound dB(A) power level LW, ISO 6798) Engine surface noise with attenuated intake dB(A) noise (filter), DL (sound power level LW, ISO 6798) M015710/01E 07-02 © MTU...
Page 45: 4000 Gx3 Engine Data: Continuous Operation, Variable 3B, Optimized Fuel Consumption
Continuous power ISO 3046 (10% overload capability) (design power DIN 6280, ISO 8528) GENERAL CONDITIONS (for maximum power) Number of cylinders mbar Intake air depression (new filter) Intake air depression, max. mbar Exhaust pressure mbar Exhaust pressure, max. mbar M015710/01E 07-02 © MTU...
Page 46 Cylinder liners: Wet, replaceable Inlet valves per cylinder Exhaust valves per cylinder Standard flywheel housing flange (engine main PTO) Flywheel interface DISC COMBUSTION AIR / EXHAUST GAS Number of cylinders Charge air pressure before cylinder - DL bar abs M015710/01E 07-02 © MTU...
Page 47 Lube oil temperature before engine, alarm °C Lube oil temperature before engine, °C shutdown Lube oil operating pressure before engine, from Lube oil operating pressure before engine, to R Lube oil pressure before engine, alarm Lube oil pressure before engine, shutdown M015710/01E 07-02 © MTU...
Page 48 Oil pan capacity at dipstick mark "max." (standard oil system) (Option: max. operating inclinations) WEIGHTS / MAIN DIMENSIONS Number of cylinders 7700 7700 7700 7700 Engine weight, dry (basic engine configuration acc. to scope of supply specification) M015710/01E 07-02 © MTU...
Page 49 Product Summary ACOUSTICS Number of cylinders Exhaust noise, unsilenced - DL (sound dB(A) power level LW, ISO 6798) Engine surface noise with attenuated intake dB(A) noise (filter), DL (sound power level LW, ISO 6798) M015710/01E 07-02 © MTU...
Page 50: 12/16 V 4000 Gx3 Engine Data: Continuous Operation, Variable 3B, Optimized Exhaust Emission (Epa Stage 2)
Continuous power ISO 3046 (10% overload capability) (design power DIN 6280, ISO 8528) GENERAL CONDITIONS (for maximum power) Number of cylinders mbar Intake air depression (new filter) Intake air depression, max. mbar Exhaust pressure mbar Exhaust pressure, max. mbar M015710/01E 07-02 © MTU...
Page 51 Cylinder liners: Wet, replaceable Inlet valves per cylinder Exhaust valves per cylinder Standard flywheel housing flange (engine main PTO) Flywheel interface DISC COMBUSTION AIR / EXHAUST GAS Number of cylinders Charge air pressure before cylinder - DL bar abs M015710/01E 07-02 © MTU...
Page 52 Lube oil temperature before engine, alarm °C Lube oil temperature before engine, °C shutdown Lube oil operating pressure before engine, from Lube oil operating pressure before engine, to R Lube oil pressure before engine, alarm Lube oil pressure before engine, shutdown M015710/01E 07-02 © MTU...
Page 53 Oil pan capacity at dipstick mark "max." (standard oil system) (Option: max. operating inclinations) WEIGHTS / MAIN DIMENSIONS Number of cylinders 7700 7700 Engine weight, dry (basic engine 6200* 6200* configuration acc. to scope of supply specification) M015710/01E 07-02 © MTU...
Page 54 Product Summary ACOUSTICS Number of cylinders Exhaust noise, unsilenced - DL (sound dB(A) power level LW, ISO 6798) Engine surface noise with attenuated intake dB(A) noise (filter), DL (sound power level LW, ISO 6798) M015710/01E 07-02 © MTU...
Page 55: 4000 Gx3 Engine Data: Continuous Operation, Variable 3B, Optimized Exhaust Emissions (Ta-Luft)
Continuous power ISO 3046 (10% overload capability) (design power DIN 6280, ISO 8528) GENERAL CONDITIONS (for maximum power) Number of cylinders Intake air depression (new filter) mbar Intake air depression, max. mbar Exhaust pressure mbar Exhaust pressure, max. mbar M015710/01E 07-02 © MTU...
Page 56 Number of cylinders Coolant temperature (at engine connection: outlet to cooling °C equipment) Coolant temperature after engine, alarm °C Coolant temperature after engine, shutdown °C Coolant antifreeze content, max. Pressure loss in off-engine cooling system, max. M015710/01E 07-02 © MTU...
Page 57 Fuel pressure at engine supply connection, max. (when engine is starting) GENERAL OPERATING DATA Number of cylinders Cold start capability: Air temperature (w/o start aid, w/o preheating) - °C (case A) Coolant preheating, preheating temperature (min.) °C Firing speed, from Firing speed, to M015710/01E 07-02 © MTU...
Page 58 Engine weight, dry (basic engine configuration acc. to scope of supply 6200* 6200* specification) ACOUSTICS Number of cylinders Exhaust noise, unsilenced - DL (sound power level LW, ISO 6798) dB(A) Engine surface noise with attenuated intake noise (filter), DL (sound dB(A) power level LW, ISO 6798) M015710/01E 07-02 © MTU...
Page 59: Operation
Putting the engine into operation after extended out-of-service-periods (>3 months) Preconditions • Engine is stopped and starting disabled. • MTU Fluids and Lubricants Specifications (A001061/..) are available. Putting the engine into operation after extended out-of-service-periods (>3 months) Item Task Engine Depreserve (→MTU Fluids and Lubricants Specifications A001061/..).
Page 60: Putting The Engine Into Operation After Scheduled Out-Of-Service-Period
Check charge-air coolant level (→ Page 150). Cooling system Preheat coolant with preheating unit. Fuel prefilter Drain (→ Page 118). Monitoring equipment Carry out lamp test (see manufacturer’s documentation). Engine/generator control system Switch ON; Select operating mode, e.g. MANUAL OPERATION, AUTOMATIC OPERATION. M015710/01E 07-02 © MTU...
Page 61: Starting The Engine In Manual Mode
Close the generator circuit breaker. (depending on manufacturer) Engine Run engine at 10 to 15 % of rated power to reach operating temperature. Apply full load only after engine has reached operating temperature (coolant temperature approx. 75 °C). M015710/01E 07-02 © MTU...
Page 62: Emergency Start (Override Mode)
• After the starting procedure is completed, engine is running at rated speed. Connecting the generator to network Item Task Switching cabinet, control panel etc. If generator is not connected to network: Close the generator circuit (depending on manufacturer) breaker. Engine Run at rated power. M015710/01E 07-02 © MTU...
Page 63: Operational Checks
Charge-air coolant pump Check relief bore (→ Page 151). Compressed-air system (if Check operating pressure on pressure gauge; applicable) Always fill compressed-air tank to max. pressure; Drain condensate from compressed-air tank, pressure drop must not exceed 1 bar. M015710/01E 07-02 © MTU...
Page 64: Stopping The Engine In Manual Mode
Switching cabinet, control panel etc. Press stop button. (depending on manufacturer) • Automatic stopping procedure is performed; • Engine is stopped. After stopping the engine Item Task Cooling pump Operate for approx. 5 minutes after engine stop. M015710/01E 07-02 © MTU...
Page 65: Emergency Stop
• Engine is stopped by switching off power supply to ECU; • Signalization (e.g. by horn, flashing lamp) is released. After emergency stop from LOP Item Task Switching cabinet, control panel etc. Press button for alarm acknowledgement. (depending on manufacturer) • Audible and visual signalization stops. M015710/01E 07-02 © MTU...
Page 66: After Stopping The Engine - Engine Remains Ready For Operation
Operation After stopping the engine – engine remains ready for operation After stopping the engine Item Task Engine/generator control system Select operating mode, e.g. MANUAL OPERATION, AUTOMATIC OPERATION. M015710/01E 07-02 © MTU...
Page 67: After Stopping The Engine - Putting The Engine Out Of Service
If the engine is to remain out of service for more than 1 week, seal the engine’s air and exhaust sides. If the engine is to remain out of service for more than 1 month, carry out preservation (→MTU Fluids and Lubricants Specification A001061/..).
Page 69: Maintenance
The various Qualification Levels QL1 to QL4 reflect the levels of training offered in MTU courses and the contents of the tool kits required: QL1: Operational monitoring and maintenance which can be carried out during a break in operation without disassembling the engine.
Page 70: Maintenance Schedule Matrix
X X X X X X X X X X X X X X X X X X X X Valve gear Fuel filter Belt drive Air filter Fuel injector Cylinder chambers Rubber sleeves Crankcase breather Exhaust turbocharger Component maintenance Fuel delivery pump Cylinder head Extended component maintenance M015710/01E 07-02 © MTU...
Page 71 X X X X X X X X X X X X Valve gear Fuel filter Belt drive Air filter Rubber sleeves Fuel injector Cylinder chambers Crankcase breather Exhaust turbocharger Component maintenance Cylinder head Extended component maintenance M015710/01E 07-02 © MTU...
Page 72: Maintenance Tasks
Check engine coolant thermostat and replace thermostat insert W2006 (→Maintenance Manual). Check charge-air coolant thermostat and replace thermostat insert W2007 (→Maintenance Manual). Overhaul engine coolant preheating (if fitted) (→Maintenance W2008 Manual). Check centrifugal oil filter for wear (if fitted) (→ Maintenance Manual). W2009 M015710/01E 07-02 © MTU...
Page 73 Replace conrod bearings (→Workshop Manual). W3003 W3004 Replace crankshaft bearings (→Workshop Manual). Replace cylinder liners (→Workshop Manual). W3005 Replace auxiliary PTO antifriction bearing (→Workshop Manual). W3006 Replace high-pressure fuel pump (→Workshop Manual). W3007 Overhaul battery-charging generator (→Workshop Manual). W3042 M015710/01E 07-02 © MTU...
Page 75: Troubleshooting
Engine fires unevenly Component Probable Cause Task Fuel injection equipment Injector defective Replace (→ Page 109). Engine wiring Defective Check (→ Page 155). Fuel system Not vented Vent fuel system (→ Page 114). Defective Contact Service. M015710/01E 07-02 © MTU...
Page 76 Contact Service. Charge-air temperature too high Component Probable Cause Task Engine coolant Incorrect coolant concentration Check (MTU test kit). Intercooler Contaminated Contact Service. Engine room Air-intake temperature too high Check fans and air supply / ventilation ducts. Charge air pressure too low...
Page 77 Component Probable Cause Task Engine Not at operating temperature Run engine to reach operating temperature. Fuel system Water in fuel Check fuel system on fuel prefilter. Drain fuel prefilter (→ Page 118). Intercooler Leaking Contact Service. M015710/01E 07-02 © MTU...
Page 78: Engine Governor Adec (Ecu 7) For Series 4000 Genset Engines - Fault Messages
AL L2 T-Coolant Main warning: Charge-air Reduce power. 2.0124.932 Intercooler coolant temperature too high; Engine stop. Preliminary warning: Lube oil 2.0100.921 LO P-Lube Oil Check oil level, top pressure too low. up as necessary (→ Page 134). M015710/01E 07-02 © MTU...
Page 79 HI ETC 2 idle speed Idle speed of ETC 2 too high. Contact Service. SS Engine Speed Alarm configuration limit value 1. Acknowledge 2.2510.932 2; Engine overspeed; reduced alarm. 2. Attempt to fuel injection. restart engine. M015710/01E 07-02 © MTU...
Page 80 Engine stop engine or reduced fuel injection. shutdown. 2. Check coolant level (→ Page 143). HI P-Crankcase Preliminary warning: 1. Reduce power. 2.0106.931 Crankcase pressure too 2. Replace oil high. separator element (→ Page 102). M015710/01E 07-02 © MTU...
Page 81 3. Restart engine (→ Page 57). 4. Contact Service. AL Rail Leakage Pressure gradient in rail is too 1.8004.046 low during starting or too high during stopping; HP system leaky, air in system). Contact Service. M015710/01E 07-02 © MTU...
Page 82 1.8004.623 AL Eng Hours Counter Alarm configuration; Defect Hourmeter faulty. Contact Service. 2.0140.921 LO ECU Supply Voltage Alarm configuration limit value 1. Check ECU 1; Preliminary warning: Supply supply voltage. voltage too low. 2. Contact Service. M015710/01E 07-02 © MTU...
Page 83 Replace ECU. Supply voltage A/D converter L1 AD-TEST1 SUPPLY too low. Replace ECU. AD-TEST1 ECU Electronic fault; automatic DEFECT engine shutdown. Replace ECU. Supply voltage A/D converter L1 AD-TEST2 SUPPLY too low. Replace ECU. M015710/01E 07-02 © MTU...
Page 84 AL CAN1 Bus Off Alarm configuration; CAN 1. Inspect CAN 2.0500.686 controller 1 is in "Bus-Off" bus for short status. circuit and rectify short circuit as necessary. 2. Check shielding, improve as necessary. 3. Contact Service. M015710/01E 07-02 © MTU...
Page 85 Error cleared after restarting the engine. SD T-Charge Air SD alarm configuration; Check sensor and 1.8004.571 Charge-air temperature sensor cabling (B9), replace faulty; short circuit or wire as necessary. break. Error cleared after restarting the engine. M015710/01E 07-02 © MTU...
Page 86 SD P-HD SD alarm configuration; Rail Check sensor and 1.8004.567 pressure sensor faulty; HP cabling (B48), regulator in emergency mode, replace as necessary. short circuit or wire break. Error cleared after restarting the engine. M015710/01E 07-02 © MTU...
Page 87 Error cleared after operating cycle). restarting the engine. SD crankshaft SD alarm configuration; Check sensor and 1.8004.498 Crankshaft sensor faulty; short cabling (B13), circuit or wire break. replace as necessary. Error cleared after restarting the engine. M015710/01E 07-02 © MTU...
Page 88 SD Loadp.Analog filt SD alarm configuration; Check cabling, 2.8006.588 Filtered analog signal of load replace as necessary. pulse missing; short circuit or Error cleared after wire break. restarting the engine. M015710/01E 07-02 © MTU...
Page 89 1.8004.512 AL Timing Cylinder B4 1.8004.513 AL Timing Cylinder B5 1.8004.514 AL Timing Cylinder B6 1.8004.515 AL Timing Cylinder B7 1.8004.516 1.8004.517 AL Timing Cylinder B8 AL Timing Cylinder B9 1.8004.518 AL Timing Cylinder B10 1.8004.519 M015710/01E 07-02 © MTU...
Page 90 1.8004.532 AL Wiring Cylinder B4 1.8004.533 1.8004.534 AL Wiring Cylinder B5 AL Wiring Cylinder B6 1.8004.535 AL Wiring Cylinder B7 1.8004.536 AL Wiring Cylinder B8 1.8004.537 AL Wiring Cylinder B9 1.8004.538 AL Wiring Cylinder B10 1.8004.539 M015710/01E 07-02 © MTU...
Page 91 AL Open Load Cylinder 1.8004.553 AL Open Load Cylinder 1.8004.554 AL Open Load Cylinder AL Open Load Cylinder 1.8004.555 AL Open Load Cylinder 1.8004.556 AL Open Load Cylinder 1.8004.557 AL Open Load Cylinder 1.8004.558 AL Open Load Cylinder 1.8004.559 M015710/01E 07-02 © MTU...
Page 92 Alarm configuration; Short 1.8004.637 circuit or wire break on transistor output 4 (TO 4). AL Wiring TOP 1 Alarm configuration; Short Check cabling to 2.8006.638 circuit or wire break on plant. transistor output, plant-side 1 (TOP 1). M015710/01E 07-02 © MTU...
Page 93 2. Contact Service. AL Open Load Digital Alarm configuration; Line 1. Check cabling 2.8006.625 Input 1 disruption on digital input 1; 2. Check input of Cabling faulty or no resistance target device. over switch. 3. Contact Service. M015710/01E 07-02 © MTU...
Page 94 1; Preliminary warning: 2. Check power Injector voltage too low. supply. 3. Contact Service. LOLO U-PDU Alarm configuration limit value 1. Check cabling 2.0141.922 2; Main warning: Injector 2. Check power voltage too low. supply. 3. Contact Service. M015710/01E 07-02 © MTU...
Page 95 L1 T-Aux 2 Alarm configuration limit 2.0131.921 value 1; Preliminary warning: Temperature signal of Aux 2 has exceeded / not attained Determine and rectify limit value 1, depending on reason for limit value configuration. violation. M015710/01E 07-02 © MTU...
Page 96 Contact Service. SD Idle/End-Torque SD alarm configuration; Input Check signal 2.8006.592 Input [%] signal for initial/final torque transmitter and faulty; short circuit or wire cabling, replace as break. necessary. Error cleared after restarting the engine. M015710/01E 07-02 © MTU...
Page 97 1.8004.586 SD T-AUX 2 SD alarm configuration; Check temperature Analog input signal for Aux 2 sensor and cabling, temperature faulty; short circuit replace as necessary. or wire break. Error cleared after restarting the engine. M015710/01E 07-02 © MTU...
Page 98 DiaSys. AL Comb. Alarm Yel Alarm configuration; Combined Note further fault 2.8006.001 (Plant) alarm YELLOW from plant. messages. AL Comb. Alarm Red Alarm configuration; Combined Note further fault 2.8006.002 (Plant) alarm RED from plant. messages. M015710/01E 07-02 © MTU...
Page 99: Task Description
3. Set ratchet (1) onto barring tool (2). 4. Rotate crankshaft in engine direction of rotation. Apart from the normal compression resistance, there should be no abnormal resistance. 5. For barring-tool removal follow reverse sequence of working steps. M015710/01E 07-02 © MTU...
Page 100: Engine - Barring With Starting System
4. Let the crankshaft rotate until oil pressure is indicated. 5. Engine start is automatically interrupted when specified starting period is expired. If necessary, re-start the engine after approx. 20 seconds. 6. Connect connector X4 to ECU and latch in position. M015710/01E 07-02 © MTU...
Page 101: Engine Test Run
1. Start engine (→ Page 57). 2. Perform test run at not below 1/3 load and at least until steady-state temperature is reached. 3. Carry out operational checks (→ Page 59). 4. Stop engine (→ Page 60). M015710/01E 07-02 © MTU...
Page 102: Cylinder Liner
2. Use technical terms for description of the liner surface (→ Page 100). 3. Depending on findings: • Do not take any action or • carry out further endoscopic examination as part of maintenance work or • contact Service: cylinder liner must be replaced. M015710/01E 07-02 © MTU...
Page 103 Task Description Final steps 1. Install injector (→ Page 110). 2. Install cylinder-head cover (→ Page 108). M015710/01E 07-02 © MTU...
Page 104: Instructions And Comments On Endoscopic And Visual Examination Of Cylinder Liners
Liners with heat discoloration starting in the TDC-ring 1 have to be replaced. Seizures, Seizure marks Irregular circumference lengths and depths. Can be caused by either the piston skirt or the piston crown. Material deposits on the liner (smear), heavy discoloration. Severe, visible scoring. Replace liner. M015710/01E 07-02 © MTU...
Page 105 The findings in the start phase of oxidation discoloration and heat discoloration are similar. Thorough investigation and compliance with the above evaluation criteria allows a definite evaluation. To avoid unnecessary disassembly work, it is recommended that another inspection be carried out after further operation of the engine. M015710/01E 07-02 © MTU...
Page 106: Crankcase Breather
3. Insert new filter element in housing (4). 4. Fit cover (2) with new O-ring. 5. Use torque wrench to tighten the screws of cover (2) to specified torque 10 Nm -2 Nm. 6. Replace further oil separator elements in the same way. M015710/01E 07-02 © MTU...
Page 107 5. Install new seal (2) and spring (5) together with cover (4). 6. Use torque wrench to tighten the screws of cover (4) to specified torque 10 Nm -2 Nm. 7. Check diaphragms in further oil separators in the same way. M015710/01E 07-02 © MTU...
Page 108: Valve Drive
1. Remove cylinder head covers (→ Page 108). 2. Fill oil chambers of valve bridges with oil. 3. Fill oil chambers of rocker arms and adjusting screws with oil. 4. Install cylinder head covers (→ Page 108). M015710/01E 07-02 © MTU...
Page 109: Valve Clearance - Check And Adjustment
1. Remove cylinder head cover (→ Page 108). 2. Install barring tool (→ Page 95). 3. Rotate crankshaft with barring tool in engine direction of rotation until marking "OT-A1" and pointer are aligned. Diagram • Two crankshaft positions • Applicable to 12V engines M015710/01E 07-02 © MTU...
Page 110 3. Check all valve clearances at two crankshaft positions (firing and overlap TDC for cylinder A1) as per diagram. 4. Use feeler gauge to determine the distance between valve bridge and rocker arm. 5. If the deviation from the reference value exceeds 0.1 mm, adjust valve clearance. M015710/01E 07-02 © MTU...
Page 111 (2) firm. 6. Replace or rectify adjusting screws and/or locknuts which do not move freely. 7. Check valve clearance. Final steps 1. Remove barring tool (→ Page 95). 2. Install cylinder head cover (→ Page 108). M015710/01E 07-02 © MTU...
Page 112: Cylinder Head Cover - Remove And Install
Install cylinder head cover 1. Clean mating faces. 2. Check condition of gasket, replace if necessary. 3. Place gasket and cylinder head cover on cylinder head. 4. Install screws and tighten to 42 Nm. M015710/01E 07-02 © MTU...
Page 113: Injector
Task Description Injector 6.5.1 Injector – Replacement Spare parts Designation / Use Part No. Qty. Injector Remove injector and install new one (→ Page 110). M015710/01E 07-02 © MTU...
Page 114: Injector - Removal And Installation
Risk of fire and explosion! WARNING • Avoid naked flames, electrical sparks and ignition sources. • Do not smoke. Preparatory steps 1. Shut off fuel supply to engine. 2. Remove cylinder head cover (→ Page 108). M015710/01E 07-02 © MTU...
Page 115 4. Unscrew adapter (3) until only the last two to three courses of the thread are engaged. 5. Allow the fuel to drain off and collect it in a suitable container. 6. Unscrew adapter completely. 7. Fit puller and withdraw injector. M015710/01E 07-02 © MTU...
Page 116 5. Insert injector into cylinder head, ensuring that correct adapter connection alignment. 6. Lock press-in tool in position between the rocker arms in the cylinder head recess (arrowed). 7. Use press-in tool to insert injector into cylinder head. M015710/01E 07-02 © MTU...
Page 117 • Injector side (4): 20 Nm +5 Nm • Rail side (6): 30 Nm +5 Nm 15. Fit cable connector. Final steps 1. Install cylinder head cover (→ Page 108). 2. Open fuel supply to engine. M015710/01E 07-02 © MTU...
Page 118: Fuel System
3. Operate the pump with the handle (2) until bubble-free fuel emerges from the vent plug (1). 4. Close vent plug (1). 5. Screw in handle, turning it clockwise. 6. Verify that fuel priming pump (2) is locked: Handle must be tightened. M015710/01E 07-02 © MTU...
Page 119: Fuel Filter
1. Remove easy-change filter using filter wrench. 2. Clean the sealing surface of the filter head. 3. Slightly lubricate seal on the easy-change filter. 4. Screw on easy-change filter by hand until the seal connects and tighten manually. M015710/01E 07-02 © MTU...
Page 120: Fuel Prefilter Cleaning
7. Insert filter element into filter housing and secure with nut. 8. Place new sealing ring into groove in filter head. 9. Fit cover with seal and secure it with nuts crosswise. 10. Open fuel supply. M015710/01E 07-02 © MTU...
Page 121: Fuel Prefilter - Differential Pressure Check And Adjustment Of Gauge
1. With the engine running at full load or rated power, read off pressure at gauge (1). 2. If differential pressure as indicated between position of adjustable pointer (2) and pressure-indicating pointer (3) of pressure gauge is ≥ 0.3 bar, flush filter element of the cut-in filter (→ Page 120). M015710/01E 07-02 © MTU...
Page 122: Fuel Prefilter - Draining
Part No. Qty. Diesel fuel Spare parts Designation / Use Part No. Qty. Gasket Fuels are combustible. Risk of fire and explosion! WARNING • Avoid naked flames, electrical sparks and ignition sources. • Do not smoke. M015710/01E 07-02 © MTU...
Page 123 7. Fill filter housing with clean fuel. 8. Place new gasket in cover (2). 9. Fit cover with gasket and secure it with screws. 10. Cut the cut-out filter in again. 11. When fuel emerges from system, close vent plug (5). M015710/01E 07-02 © MTU...
Page 124: Fuel Prefilter - Flushing
Fuels are combustible. Risk of fire and explosion! WARNING • Avoid naked flames, electrical sparks and ignition sources. • Do not smoke. Engine noise above 85 dB (A). Risk of damage to hearing! WARNING • Wear ear protectors. M015710/01E 07-02 © MTU...
Page 125 5. Fit cover with gasket and secure it with screws. 6. Check differential pressure (→ Page 117). Result: If flushing did not lead to an improvement of the differential pressure, replace filter element (→ Page 122). M015710/01E 07-02 © MTU...
Page 126: Fuel Prefilter - Filter Element Replacement
Qty. Diesel fuel Spare parts Designation / Use Part No. Qty. Filter element Gasket Fuels are combustible. Risk of fire and explosion! WARNING • Avoid naked flames, electrical sparks and ignition sources. • Do not smoke. M015710/01E 07-02 © MTU...
Page 127 11. Fit cover with gasket and secure it with screws. 12. Cut the cut-out filter in again. 13. Close vent plug (5) when fuel emerges. 14. Align adjustable pointer of differential pressure gauge with pressure-indicating pointer. (→ Page 117). M015710/01E 07-02 © MTU...
Page 128: Charge-Air Cooling, General, Left Side
Emergency measures prior to engine start with a leaking intercooler 1. Remove injectors (→ Page 110). 2. Bar engine manually (→ Page 95). 3. Bar engine with starting system to blow out combustion chambers (→ Page 96). 4. Install injectors (→ Page 110). M015710/01E 07-02 © MTU...
Page 129: Air Filter
Task Description Air Filter 6.9.1 Air filter replacement Spare parts Designation / Use Part No. Qty. Air filter Remove air filter and install new one (→ Page 127). Reset signal ring of service indicator (→ Page 129). M015710/01E 07-02 © MTU...
Page 130: Air Filter - Check
Air filter – Check Spare parts Designation / Use Part No. Qty. Air filter Air filter – Check 1. Check entire circumference of air filter for damage. 2. Fit new air filter if damaged (→ Page 127). M015710/01E 07-02 © MTU...
Page 131: Air Filter Removal And Installation
(1). 3. Verify that there are no objects in the flange of the intake housing (1) and clean it. 4. Place new air filter (3) with clamp (2) onto intake housing (1). 5. Tighten clamp (2). M015710/01E 07-02 © MTU...
Page 132: Rubber Sleeves Between Air Intake Elbow And Turbocharger - Replacement
4. Fit new rubber sleeve (2) on turbocharger intake flange. 5. Fit both clamps (1) on rubber sleeve (2), slide on elbow (4) and secure with screws (3). 6. Align clamps (1) and tighten. 7. Replace further rubber sleeves in the same way. M015710/01E 07-02 © MTU...
Page 133: Air Intake
1. If the signal ring is completely visible in the control window (2), replace air filter (→ Page 125). 2. After installation of new filter, press reset button (1). Result: Engaged piston with signal ring moves back to initial position. M015710/01E 07-02 © MTU...
Page 134: Staring Equipment
WARNING • Wear ear protectors. Air starter – manual operation 1. Press pushbutton for manual start and hold it. 2. Allow compressed air to enter the air starter until the engine fires evenly. 3. Release pushbutton. M015710/01E 07-02 © MTU...
Page 135: Starter - Condition Check
6.11.2 Starter – Condition check Preconditions • Engine is stopped and starting disabled. Starter – Condition check 1. Check starter securing screws for secure seating. 2. Tighten loose screw connections. 3. Check wiring (→ Page 155). M015710/01E 07-02 © MTU...
Page 136: Lube-Oil System, Lube-Oil Circuit
Lube-oil System, Lube-oil Circuit 6.12.1 Engine oil – Change Preconditions • Engine is stopped and starting disabled. • Engine is at operating temperature. • MTU Fluids and Lubricants Specification (A001061/..) is available. Special tools Designation / Use Part No. Qty. Torque wrench...
Page 137 2. Pour oil in at filler neck up to "max." mark at oil dipstick. 3. Close cover of filler neck. 4. Check engine oil level (→ Page 134). 5. After oil change and oil filter replacement, bar engine with starting system (→ Page 96). M015710/01E 07-02 © MTU...
Page 138: Engine Oil - Level Check
2. Insert dipstick into guide tube up to the stop, withdraw after approx. 10 seconds and check oil level. 3. Oil level must be between marks (1) and (2). 4. If necessary, top up to the mark (1) (→ Page 132). 5. Insert dipstick into guide tube up to the stop. M015710/01E 07-02 © MTU...
Page 139: Engine Oil - Sample Extraction And Analysis
Task Description 6.12.3 Engine oil – Sample extraction and analysis Preconditions • MTU Fluids and Lubricants Specifications (A001061/..) are available. Special tools Designation / Use Part No. Qty. MTU test kit 5605892099/00 Unguarded rotating and moving engine components. Risk of serious injury – danger to life! DANGER •...
Page 140: Oil Filtration/Cooling
4. Screw on and tighten new oil filter by hand. 5. Replace further oil filters in the same way. 6. After each oil change and filter replacement, bar engine with starting system (→ Page 96). 7. Check oil level (→ Page 134). M015710/01E 07-02 © MTU...
Page 141: Centrifugal Oil Filter - Cleaning And Filter-Sleeve Replacement
• Wear protective clothing, gloves, and goggles / safety mask. • Avoid contact with skin. • Do not inhale oil vapor. Compressed air. Risk of injury! WARNING • Do not direct compressed-air jet at persons. • Wear protective goggles / safety mask and ear protectors. M015710/01E 07-02 © MTU...
Page 142 20. Fit sealing ring (4) on housing (5). 21. Fit cover (2). 22. Tighten Tommy nut (1) by hand. 23. Fit clamp (3) and tighten with 8 Nm to 10 Nm. 24. Tighten cover nut (1) with 5 Nm to 7 Nm. M015710/01E 07-02 © MTU...
Page 143: Cooling Circuit, General, Ht Circuit
Task Description 6.14 Cooling Circuit, General, HT Circuit 6.14.1 Engine coolant – Change Material Designation / Use Part No. Qty. Engine coolant Drain engine coolant (→ Page 142). Fill engine coolant system (→ Page 140). M015710/01E 07-02 © MTU...
Page 144: Engine Coolant - Filling
Task Description 6.14.2 Engine coolant – Filling Preconditions • Engine is stopped and starting disabled. • MTU Fluids and Lubricants Specifications (A001061/..) are available. Material Designation / Use Part No. Qty. Engine coolant Coolant is hot and under pressure. Risk of injury and scalding! WARNING •...
Page 145 7.3. Set breather valve onto filler neck and close it. Final steps 1. Start the engine and operate it at unloaded condition for some minutes. 2. Check coolant level (→ Page 143) and top up if required. M015710/01E 07-02 © MTU...
Page 146: Engine Coolant - Draining
• Preheating unit; • Thermostat housing (arrow) • U-bend (arrow) • HT coolant pump elbow; • Crankcase, left and right side. 5. Close all open drain points. 6. Place breather valve on filler neck and close. M015710/01E 07-02 © MTU...
Page 147: Engine Coolant Level - Check
6.14.4 Engine coolant level – Check Preconditions • Engine is stopped and starting disabled. • MTU Fluids and Lubricants Specification (A001061/..) is available. Coolant is hot and under pressure. Risk of injury and scalding! WARNING • Let the engine cool down.
Page 148: Engine Coolant Pump - Relief Bore Check
3. Clean the relief bore with a wire if it is dirty. • Permissible coolant discharge: up to 10 drops per hour; • Permissible oil discharge: up to 5 drops/hour; 4. If discharge exceeds the specified limits: Contact Service. M015710/01E 07-02 © MTU...
Page 149: Engine Coolant - Sample Extraction And Analysis
Task Description 6.14.6 Engine coolant – Sample extraction and analysis Preconditions • MTU Fluids and Lubricants Specification (A001061/..) is available. Special tools Designation / Use Part No. Qty. MTU test kit 5605892099/00 Unguarded rotating and moving engine components. Risk of serious injury – danger to life! DANGER •...
Page 150: Circuit
Task Description 6.15 LT Circuit 6.15.1 Charge-air coolant change Material Designation / Use Part No. Qty. Coolant Drain charge-air coolant system (→ Page 149). Fill charge-air coolant system (→ Page 147). M015710/01E 07-02 © MTU...
Page 151: Charge-Air Coolant - Filling
Task Description 6.15.2 Charge-air coolant – Filling Preconditions • Engine is stopped and starting disabled. • MTU Fluids and Lubricants Specifications (A001061/..) are available. Material Part No. Designation / Use Qty. Charge-air coolant Coolant is hot and under pressure. Risk of injury and scalding! WARNING •...
Page 152 7.3. Place breather valve on filler neck and close. Final steps 1. Start the engine and operate it at unloaded condition for some minutes. 2. Check coolant level (→ Page 150) and top up if required. M015710/01E 07-02 © MTU...
Page 153: Charge-Air Coolant - Draining
• at the LT thermostat housing. 6. Draining of residual coolant: • at the intercooler 7. Close all drain valves and install drain plugs with new sealing rings. 8. Place breather valve on filler neck and close. M015710/01E 07-02 © MTU...
Page 154: Charge-Air Coolant Level Check
6.15.4 Charge-air coolant level check Preconditions • Engine is stopped and starting disabled. • MTU Fluids and Lubricants Specification (A001061/..) is available. Coolant is hot and under pressure. Risk of injury and scalding! WARNING • Let the engine cool down.
Page 155: Charge-Air Coolant Pump - Relief Bore Check
3. Clean the relief bore with a wire if it is dirty. • Permissible coolant discharge: up to 10 drops per hour; • Permissible oil discharge: up to 5 drops per hour; 4. If discharge exceeds the specified limits: Contact Service. M015710/01E 07-02 © MTU...
Page 156: Belt Drive
None Breaks in a few individual places Drive belt Belt is oily, shows signs of Replace (→ Page 154) overheating Drive belt B Breaks around the entire circumference Drive belt C Areas of belt material missing M015710/01E 07-02 © MTU...
Page 157: Battery-Charging Generator
Result: Belt tensioner moves against the drive belt and tensions it. 3. Use torque wrench to tighten screw (1) to the specified torque 42 Nm and screw (2) to 60 Nm up to 65 Nm. 4. Install guard cover. M015710/01E 07-02 © MTU...
Page 158: Battery-Charging Generator Drive - Drive Belt Replacement
8. Use torque wrench to tighten screw (1) to the specified torque 42 Nm and screw (2) to 60 Nm up to 65 Nm. 9. Install guard cover. 10. Readjust belt tension after 30 minutes and again after 8 hours engine runtime. (→ Page 153) M015710/01E 07-02 © MTU...
Page 159: Cabling, General For Engine / Gearbox / Plant
5. Inspect electrical components visually for damage: • connector housings; • contacts; • connector sockets; • cables and terminals; • plug-in contacts. 6. If conductors are damaged, (→Contact Service). 7. Clean dirty connector housings, sockets and contacts with isopropyl alcohol. M015710/01E 07-02 © MTU...
Page 160: Accessories For Engine Governor (Electronic) / Control System
Cleaning severely contaminated connectors on ECU 1. Release latches of connectors and withdraw connectors. 2. Clean connector housings, connector socket housings and all contacts with isopropyl alcohol. 3. When connectors, sockets and all contacts are dry: Fit connectors and secure latches. M015710/01E 07-02 © MTU...
Page 161: Ecu - Checking Plug-In Connections
Task Description 6.19.2 ECU – Checking plug-in connections Preconditions • Engine is stopped and starting disabled. ECU – Checking plug-in connections 1. Verify that all plug-in connections are securely seated. 2. Secure loose connectors and latch. M015710/01E 07-02 © MTU...
Page 163: Special Tools
Special Tools Special Tools Special tools Part No. Designation / Use Qty. F6555766 Barring tool F30006212 Ratchet M015710/01E 07-02 © MTU...
Page 164 Special Tools Part No. Designation / Use Qty. Y20097353 Rigid endoscope F30027336 Torque wrench 6-50 Nm M015710/01E 07-02 © MTU...
Page 165 Special Tools Part No. Designation / Use Qty. Y20010128 Feeler gauge F30047446 Torque wrench 60-320 Nm M015710/01E 07-02 © MTU...
Page 166 Special Tools Part No. Designation / Use Qty. F30039526 Ring socket, 24 mm F30510423 Torque wrench 10-60 Nm M015710/01E 07-02 © MTU...
Page 168 Special Tools Part No. Designation / Use Qty. F30025896 Socket wrench, 17 mm F30025897 Socket wrench, 19 mm M015710/01E 07-02 © MTU...
Page 169 Special Tools Part No. Designation / Use Qty. F30027341 Ratchet adapter F30379104 Filter wrench M015710/01E 07-02 © MTU...
Page 170 Special Tools Part No. Designation / Use Qty. F30027337 Torque wrench 5605892099/00 MTU test kit M015710/01E 07-02 © MTU...
Page 172 Annex MTU contact person/service partner You will find the MTU contact person/service partner for your region at www.mtu-online.com, worldwide, in the left-hand navigation margin. M015710/01E 07-02 © MTU...
Page 173 Engine Data Module EEPROM Electrically Erasable Programmable Read Only Memory EFPA Electronic Foot Pedal Assembly Exhaust Gas Recirculation Engine Monitoring Unit Electronic Unit Injector Fluids and Lubricants Specification MTU Publication No. A01061/.. Fuel Pressure Sensor Monitors fuel pressure M015710/01E 07-02 © MTU...
Page 174 Oberer Totpunkt Top dead center (TDC) Panel Peripheral Interface Module Pulsewidth modulated P-xyz Pressure-xyz Pressure measuring point xyz Redundancy Lost Alarm: Redundant CAN bus failure Society of Automotive Engineers U.S. standardization organization Sensor Defect Alarm: Sensor failure M015710/01E 07-02 © MTU...
Page 175 Turbo Compressor Inlet Turbo Compressor Outlet Transmitter Deviation Alarm: Sensor-comparison failure Throttle Position Sensor Timing Reference Sensor T-xyz Temperature-xyz Temperature measuring point xyz Unterer Totpunkt Bottom dead center (BDC) Variable nozzle turbine Variable Speed Governor Vehicle Speed Sensor M015710/01E 07-02 © MTU...
Page 178 ... . Fuel prefilter – draining ... . . MTU contact person/service partner ..Fuel prefilter – filter element replacement .
Page 180 TP-6503...

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