Table of Contents
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1.0
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
1.1
SYSTEM COVERAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
1.2
SIX-STEP TROUBLESHOOTING PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . .1
2.0
IDENTIFICATION OF SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
3.0
SYSTEM DESCRIPTION AND FUNCTIONAL OPERATION . . . . . . . . . . . . . . . . . . . . . .1
3.1
TEVES MARK 25E SYSTEM DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
3.2
TRACTION CONTROL SYSTEM (TCS) DESCRIPTION (IF EQUIPPED) . . . . . . .1
3.3
SYSTEM COMPONENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
3.3.6
3.3.7
3.5
DIAGNOSTIC TROUBLE CODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.6
FREEZE FRAME . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.7
DRBIII ERROR MESSAGES AND BLANK SCREEN . . . . . . . . . . . . . . . . . . . . . .4
3.7.1
3.7.2
4.0
DISCLAIMERS, SAFETY, WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
4.1
DISCLAIMERS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
4.2
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
4.2.1
4.2.2
4.2.3
4.2.4
4.3
WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
4.3.1
4.3.2
4.4
DIAGNOSIS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
5.0
REQUIRED TOOLS AND EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
6.0
GLOSSARY OF TERMS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
7.0
DIAGNOSTIC INFORMATION AND PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
BRAKES (25E)
ABM INTERNAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
BATTERY VOLTAGE OUT OF RANGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
BCM MESSAGES NOT RECEIVED. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
INSTRUMENT CLUSTER BULB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
LEFT FRONT WHEEL SPEED SENSOR CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
REAR WHEEL SPEED SENSOR CIRCUIT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
RIGHT FRONT WHEEL SPEED SENSOR CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . .17
LEFT FRONT WHEEL SPEED SENSOR SIGNAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
REAR WHEEL SPEED SENSOR SIGNAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
TABLE OF CONTENTS
ABS AND BRAKE WARNING INDICATORS . . . . . . . . . . . . . . . . . . . . . .2
ANTI-LOCK BRAKE MODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
HYDRAULIC CONTROL UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
ABS SWITCHES/SENSORS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
ABS INITIALIZATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
ABS DIAGNOSTIC MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
TRACTION CONTROL OPERATION (IF EQUIPPED) . . . . . . . . . . . . . .4
DRBIII DOES NOT POWER UP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
DISPLAY IS NOT VISIBLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
TECHNICIAN SAFETY INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . .5
VEHICLE PREPARATION FOR TESTING. . . . . . . . . . . . . . . . . . . . . . . .5
SERVICING SUB-ASSEMBLIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
DRBIII SAFETY INFORMATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
VEHICLE DAMAGE WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
ROAD TESTING A COMPLAINT VEHICLE . . . . . . . . . . . . . . . . . . . . . . .6
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Table of Contents
Related Manuals for Jeep KJ Liberty 2005
Summary of Contents for Jeep KJ Liberty 2005
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Page 1: Table Of Contents
TABLE OF CONTENTS INTRODUCTION ............1 SYSTEM COVERAGE . - Page 2 TABLE OF CONTENTS - Continued RIGHT FRONT WHEEL SPEED SENSOR SIGNAL ......22 LONGITUDINAL ACCELERATION SENSOR CIRCUIT ......25 LONGITUDINAL ACCELERATION SENSOR SIGNAL .
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Page 3: Introduction
GENERAL INFORMATION • 1.0 INTRODUCTION repair of isolated problem • verification of proper operation The procedures contained in this manual include all the specifications, instructions, and graphics 2.0 IDENTIFICATION OF needed to diagnose the Mark 25e Antilock Braking SYSTEM System (ABS). The diagnostics in this manual are based on the failure condition or symptom being present at time of diagnosis. -
Page 4: Abs And Brake Warning Indicators
GENERAL INFORMATION • integrated hydraulic control unit (HCU), 1 pump • provide communication to the DRBIII while in motor. diagnostic mode • • 4 wheel speed sensor/tone wheel assemblies store diagnostic information in non-volatile mem- • ABS warning indicator The ABM continuously monitors the speed of •... -
Page 5: Abs Switches/Sensors
GENERAL INFORMATION the pressure constant. On vehicles which are Correct antilock system operation is dependent equipped with a traction control system, there are on tone wheel speed signals from the wheel speed four additional valves, two isolate the master cylin- sensors. -
Page 6: Traction Control Operation (If Equipped)
GENERAL INFORMATION 3.3.7 TRACTION CONTROL OPERATION 3.7 DRBIII ERROR MESSAGES AND BLANK SCREEN (IF EQUIPPED) The Anti-lock Brake Module (ABM) monitors Under normal operation, the DRBIII will dis- wheel speeds. If, during acceleration, the module play one of only two error messages: detects front (drive) wheel slip and the brakes are –... -
Page 7: Disclaimers, Safety, Warnings
GENERAL INFORMATION 4.0 DISCLAIMERS, SAFETY, 4.2.4 DRBIII SAFETY INFORMATION WARNINGS WARNING: EXCEEDING THE LIMITS OF THE DRBIII MULTIMETER IS DANGEROUS. IT 4.1 DISCLAIMERS EXPOSE SERIOUS POSSIBLY FATAL INJURY. CAREFULLY All information, illustrations, and specifications READ AND UNDERSTAND THE CAUTIONS contained in this manual are based on the latest AND THE SPECIFICATION LIMITS. -
Page 8: Warnings
GENERAL INFORMATION 4.3 WARNINGS appropriate test by locating the matching test in the Table of Contents and begin to diagnose the symptom. 4.3.1 VEHICLE DAMAGE WARNINGS 5. For ABS if there are no diagnostic trouble codes present, identify the customer complaint. Select Before disconnecting any control module, make “Inputs/Outputs”... -
Page 9: Glossary Of Terms
GENERAL INFORMATION 6.0 GLOSSARY OF TERMS anti-lock brake module antilock brake system body control module direct current data link connector diagnostic read-out box diagnostic test code EVBP electronic variable brake proportion- hydraulic control unit integrated circuit integrated control unit integrated power module JBLK junction block milli-Amp... - Page 10 NOTES...
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Page 11: Diagnostic Information And Procedures
DIAGNOSTIC INFORMATION AND PROCEDURES... -
Page 12: Abm Internal
BRAKES (25E) Symptom: ABM INTERNAL When Monitored and Set Condition: ABM INTERNAL When Monitored: Ignition On - Continuously Set Condition: When one of two internal CPUs, fails the programmed self test within the ABM. POSSIBLE CAUSES INTERMITTENT DTC DAMAGED ABM/ABM HARNESS CONNECTOR FUSED RUN RELAY OUTPUT CIRCUIT OPEN ABS VALVE FUSED B(+) CIRCUIT OPEN ABS PUMP FUSED B(+) CIRCUIT OPEN... - Page 13 BRAKES (25E) ABM INTERNAL — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Turn the ignition on. Measure the voltage of the Fused Run Relay Output circuit. Is the voltage above 10 volts? Yes → Go To 4 →...
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Page 14: Battery Voltage Out Of Range
BRAKES (25E) Symptom: BATTERY VOLTAGE OUT OF RANGE When Monitored and Set Condition: BATTERY VOLTAGE OUT OF RANGE When Monitored: Ignition On - Continuously Set Condition: When the ABM detects battery voltage out of specified range on the ABS Valve Fused B(+) circuit. Either the voltage is over 17.0 or under 7.5 volts on this circuit. POSSIBLE CAUSES INTERMITTENT DTC BATTERY/CHARGING SYSTEM FAILURE... - Page 15 BRAKES (25E) BATTERY VOLTAGE OUT OF RANGE — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Measure the voltage of the ABS Valve Fused B(+) circuit. Is the voltage above 10 volts? Yes → Go To 5 →...
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Page 16: Bcm Messages Not Received
BRAKES (25E) Symptom: BCM MESSAGES NOT RECEIVED When Monitored and Set Condition: BCM MESSAGES NOT RECEIVED When Monitored: Ignition On - Continuously Set Condition: When the ABM detects the BCM is not connected or not functioning correctly for 10 seconds. POSSIBLE CAUSES ATTEMPT TO COMMUNICATE WITH THE BCM BODY CONTROL MODULE... -
Page 17: Instrument Cluster Bulb
BRAKES (25E) Symptom: INSTRUMENT CLUSTER BULB When Monitored and Set Condition: INSTRUMENT CLUSTER BULB When Monitored: Ignition On - Continuously Set Condition: When the mechanical instrument cluster informs the ABM that the ABS, Brake, and TCS (if equipped) indicators failed and can’t be illuminated. POSSIBLE CAUSES INSTRUMENT CLUSTER OR ABM DTC PRESENT CHECKING INSTRUMENT CLUSTER OPERATION... - Page 18 BRAKES (25E) INSTRUMENT CLUSTER BULB — Continued TEST ACTION APPLICABILITY Turn the ignition off. Turn the ignition on. With the DRBIII , record and erase DTC’s. NOTE: If you have other DTCs, repair other DTCs first before continuing. Turn the ignition off. Remove ABS Valve fuse.
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Page 19: Left Front Wheel Speed Sensor Circuit
BRAKES (25E) Symptom List: LEFT FRONT WHEEL SPEED SENSOR CIRCUIT REAR WHEEL SPEED SENSOR CIRCUIT RIGHT FRONT WHEEL SPEED SENSOR CIRCUIT Test Note: All symptoms listed above are diagnosed using the same tests. The title for the tests will be LEFT FRONT WHEEL SPEED SENSOR CIRCUIT. - Page 20 BRAKES (25E) LEFT FRONT WHEEL SPEED SENSOR CIRCUIT — Continued TEST ACTION APPLICABILITY Turn the ignition on. With the DRBIII , read DTCs. With the DRBIII , read and record Freeze Frame information. With the DRBIII , erase DTCs. Turn the ignition off. Turn the ignition on.
- Page 21 BRAKES (25E) LEFT FRONT WHEEL SPEED SENSOR CIRCUIT — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Disconnect the affected Wheel Speed Sensor connector. Connect a jumper wire between affected Wheel Speed Sensor 12 Volt Supply circuit and ground.
- Page 22 BRAKES (25E) LEFT FRONT WHEEL SPEED SENSOR CIRCUIT — Continued TEST ACTION APPLICABILITY Turn the ignition off. Remove the ABM harness strain relief to access wires. Reconnect the ABM harness connector. Turn the ignition on. Measure the voltage between affected Wheel Speed Sensor 12 Volt Supply circuit and ground.
- Page 23 BRAKES (25E) LEFT FRONT WHEEL SPEED SENSOR CIRCUIT — Continued TEST ACTION APPLICABILITY Turn the ignition off. Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or partially broken wires. Visually inspect the related wire harness connectors. Look for broken, bent, pushed out, or corroded terminals.
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Page 24: Left Front Wheel Speed Sensor Signal
BRAKES (25E) Symptom List: LEFT FRONT WHEEL SPEED SENSOR SIGNAL REAR WHEEL SPEED SENSOR SIGNAL RIGHT FRONT WHEEL SPEED SENSOR SIGNAL Test Note: All symptoms listed above are diagnosed using the same tests. The title for the tests will be LEFT FRONT WHEEL SPEED SENSOR SIGNAL. - Page 25 BRAKES (25E) LEFT FRONT WHEEL SPEED SENSOR SIGNAL — Continued TEST ACTION APPLICABILITY Turn the ignition on. With the DRBIII , read DTCs. With the DRBIII , read and record Freeze Frame information. NOTE: The ABM must sense ALL 4 wheels at 25 km/h (15 mph) before it will extinguish the ABS indicators.
- Page 26 BRAKES (25E) LEFT FRONT WHEEL SPEED SENSOR SIGNAL — Continued TEST ACTION APPLICABILITY Turn the ignition off. Inspect the wheel bearings for excessive runout or clearance. NOTE: Refer to the appropriate service information, if necessary, for procedures or specifications. Is the wheel bearing clearance within specifications? Yes →...
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Page 27: Longitudinal Acceleration Sensor Circuit
BRAKES (25E) Symptom List: LONGITUDINAL ACCELERATION SENSOR CIRCUIT LONGITUDINAL ACCELERATION SENSOR SIGNAL Test Note: All symptoms listed above are diagnosed using the same tests. The title for the tests will be LONGITUDINAL ACCELERA- TION SENSOR CIRCUIT. When Monitored and Set Condition: LONGITUDINAL ACCELERATION SENSOR CIRCUIT When Monitored: Ignition ON. -
Page 28: Mic Messages Not Received
BRAKES (25E) Symptom: MIC MESSAGES NOT RECEIVED When Monitored and Set Condition: MIC MESSAGES NOT RECEIVED When Monitored: Ignition On - Continuously Set Condition: When the ABM detects the MIC is not connected or not functioning correctly for 10 seconds. POSSIBLE CAUSES CHECK FOR DTCS VERIFY DTC... - Page 29 BRAKES (25E) MIC MESSAGES NOT RECEIVED — Continued TEST ACTION APPLICABILITY With the DRBIII , erase DTC’s. Cycle the ignition switch from off to on and wait approximately 1 minute. With the DRBIII , read DTC’s. Did this DTC reset? Yes →...
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Page 30: Pci Bus Communication
BRAKES (25E) Symptom: PCI BUS COMMUNICATION When Monitored and Set Condition: PCI BUS COMMUNICATION When Monitored: Ignition On - Continuously Set Condition: When the ABM detects PCI Bus not connected or is shorted to voltage or ground. POSSIBLE CAUSES INTERMITTENT DTC DAMAGED ABM/ABM HARNESS CONNECTOR FUSED RUN RELAY OUTPUT CIRCUIT OPEN ABS VALVE FUSED B(+) CIRCUIT OPEN... - Page 31 BRAKES (25E) PCI BUS COMMUNICATION — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Turn the ignition on. Measure the voltage of the Fused Run Relay Output circuit. Is the voltage above 10 volts? Yes → Go To 4 →...
- Page 32 BRAKES (25E) PCI BUS COMMUNICATION — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Measure the resistance of the PCI Bus circuit between the ABM harness connector and the Data Link connector. Is the resistance over 5.0 ohms? Yes →...
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Page 33: Pci Bus Loopback
BRAKES (25E) Symptom: PCI BUS LOOPBACK When Monitored and Set Condition: PCI BUS LOOPBACK When Monitored: Ignition On - Continuously Set Condition: When the ABM detects PCI Bus messages have been missing for 5 seconds and has failed the self test. POSSIBLE CAUSES INTERMITTENT DTC DAMAGED ABM/ABM HARNESS CONNECTOR... - Page 34 BRAKES (25E) PCI BUS LOOPBACK — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Measure the voltage of the ABS Valve Fused B(+) circuit. Is the voltage above 10 volts? Yes → Go To 5 →...
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Page 35: Pci Bus Shorted To Ground
BRAKES (25E) Symptom: PCI BUS SHORTED TO GROUND When Monitored and Set Condition: PCI BUS SHORTED TO GROUND When Monitored: Ignition On - Continuously Set Condition: When the ABM detects PCI Bus is shorted to ground for more than 10 seconds. - Page 36 BRAKES (25E) PCI BUS SHORTED TO GROUND — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Turn the ignition on. Measure the voltage of the Fused Run Relay Output circuit. Is the voltage above 10 volts? Yes →...
- Page 37 BRAKES (25E) PCI BUS SHORTED TO GROUND — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Measure the resistance of the PCI Bus circuit between the ABM harness connector and the Data Link connector. Is the resistance over 5.0 ohms? Yes →...
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Page 38: Pci Bus Shorted To Voltage
BRAKES (25E) Symptom: PCI BUS SHORTED TO VOLTAGE When Monitored and Set Condition: PCI BUS SHORTED TO VOLTAGE When Monitored: Ignition On - Continuously Set Condition: When the ABM detects PCI Bus is shorted to voltage for more than 10 seconds. - Page 39 BRAKES (25E) PCI BUS SHORTED TO VOLTAGE — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Turn the ignition on. Measure the voltage of the Fused Run Relay Output circuit. Is the voltage above 10 volts? Yes →...
- Page 40 BRAKES (25E) PCI BUS SHORTED TO VOLTAGE — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Measure the resistance of the PCI Bus circuit between the ABM harness connector and the Data Link connector. Is the resistance over 5.0 ohms? Yes →...
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Page 41: Pci Hardware
BRAKES (25E) Symptom: PCI HARDWARE When Monitored and Set Condition: PCI HARDWARE When Monitored: Ignition On - Continuously Set Condition: When the ABM detects an initilization or configuration failure that doesn’t match the programmed parameters. POSSIBLE CAUSES INTERMITTENT DTC DAMAGED ABM/ABM HARNESS CONNECTOR FUSED RUN RELAY OUTPUT CIRCUIT OPEN ABS VALVE FUSED B(+) CIRCUIT OPEN ABM - GROUND CIRCUIT OPEN... - Page 42 BRAKES (25E) PCI HARDWARE — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the ABM harness connector. Measure the voltage of the ABS Valve Fused B(+) circuit. Is the voltage above 10 volts? Yes → Go To 5 → Repair the ABS Valve Fused B(+) circuit for an open. Perform ABS VERIFICATION TEST - VER 1.
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Page 43: Pcm Messages Not Received
BRAKES (25E) Symptom: PCM MESSAGES NOT RECEIVED When Monitored and Set Condition: PCM MESSAGES NOT RECEIVED When Monitored: Ignition On - Continuously Set Condition: When the ABM detects the PCM is not connected or not functioning correctly for 10 seconds. POSSIBLE CAUSES PCM MESSAGES NOT RECEIVED ATTEMPT TO COMMUNICATE WITH THE PCM... - Page 44 BRAKES (25E) PCM MESSAGES NOT RECEIVED — Continued TEST ACTION APPLICABILITY Turn the ignition off. Disconnect the PCM harness connector. CAUTION: DO NOT PROBE THE PCM HARNESS CONNECTORS. PROBING THE PCM HARNESS CONNECTORS WILL DAMAGE THE PCM TERMI- NALS RESULTING IN POOR TERMINAL TO PIN CONNECTION. INSTALL MILLER SPECIAL TOOL #8815 TO PERFORM DIAGNOSIS.
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Page 45: Pump Motor Circuit
BRAKES (25E) Symptom: PUMP MOTOR CIRCUIT When Monitored and Set Condition: PUMP MOTOR CIRCUIT When Monitored: Ignition On - Continuously Set Condition: When the ABM detects the pump motor voltage is too low or high when pump motor is enabled or disabled. The pump motor fails the slow down test after the end of a pump motor event. - Page 46 BRAKES (25E) PUMP MOTOR CIRCUIT — Continued TEST ACTION APPLICABILITY Turn the ignition off. Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or partially broken wires. Make sure the ABM harness connecter is secure. Visually inspect the related wire harness connectors. Look for broken, bent, pushed out, or corroded terminals.
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Page 47: Tcm Messages Not Received
BRAKES (25E) Symptom: TCM MESSAGES NOT RECEIVED When Monitored and Set Condition: TCM MESSAGES NOT RECEIVED When Monitored: Ignition On - Continuously Set Condition: When the ABM detects the TCM is not connected or not functioning correctly for 10 seconds. POSSIBLE CAUSES ATTEMPT TO COMMUNICATE WITH THE TCM TRANSMISSION CONTROL MODULE... -
Page 48: Communication
COMMUNICATION Symptom: *NO RESPONSE FROM ANTILOCK BRAKE MODULE POSSIBLE CAUSES NO RESPONSE FROM ABS GROUND CIRCUIT OPEN OPEN FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN PCI BUS CIRCUIT ANTILOCK BRAKE MODULE TEST ACTION APPLICABILITY Turn the ignition on. Note: As soon as one or more module communicates with the DRB, answer the question. - Page 49 COMMUNICATION *NO RESPONSE FROM ANTILOCK BRAKE MODULE — Continued TEST ACTION APPLICABILITY Note: Ensure there is PCI Bus communication with other modules on the vehicle before proceeding. If not, refer to the symptom list from the menu and repair as necessary. Disconnect the Antilock Brake Module harness connector.
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Page 50: Verification Tests
VERIFICATION TESTS Verification Tests ABS VERIFICATION TEST - VER 1 APPLICABILITY 1. Turn the ignition off. 2. Connect all previously disconnected components and connectors. 3. Ensure all accessories are turned off and the battery is fully charged. 4. Ensure that the Ignition is on, and with the DRBIII, erase all Diagnostic Trouble Codes from ALL modules. -
Page 51: Component Locations
COMPONENT LOCATIONS 8.0 COMPONENT LOCATIONS 8.1 ANTI-LOCK BRAKE MODULE HYDRAULIC CONTROL UNIT, PUMP MOTOR 8.2 WHEEL SPEED SENSORS FRONT REAR 8.3 WHEEL SPEED SENSOR CONNECTORS LEFT FRONT RIGHT FRONT... -
Page 52: Brake Lamp Switch
COMPONENT LOCATIONS 8.4 BRAKE LAMP SWITCH 8.5 BRAKE LAMP SWITCH CONNECTOR... -
Page 53: Connector Pinouts
CONNECTOR PINOUTS 9.0 CONNECTOR PINOUTS ANTI-LOCK BRAKE MODULE - 47 WAY CIRCUIT FUNCTION A107 12BK/LB FUSED B(+) B22 18DG/YL (GAS) VEHICLE SPEED SIGNAL B15 20DG/WT BRAKE SWITCH SENSE F22 20PK/TN FUSED IGNITION SWITCH OUTPUT (RUN) D21 20WT/GY (DIESEL) SCI TRANSMIT (ECM) D21 20WT/GY (GAS) SCI TRANSMIT (PCM) D25 18WT/VT... -
Page 54: Data Link Connector - Black 16 Way
CONNECTOR PINOUTS DATA LINK CONNECTOR - BLACK 16 WAY CIRCUIT FUNCTION D25 20WT/VT PCI BUS Z11 20BK/LG GROUND Z11 20BK/LG GROUND D21 20WT/GY (DIESEL) SCI TRANSMIT (ECM) D21 20WT/GY (GAS) SCI TRANSMIT (PCM) D16 20WT/OR SCI RECEIVE (TCM) D20 20WT/LG (DIESEL) SCI RECEIVE (ECM) D20 20WT/LG (GAS) SCI RECEIVE (PCM) -
Page 55: Schematic Diagrams
SCHEMATIC DIAGRAMS 10.0 SCHEMATIC DIAGRAMS 10.1 TEVES MARK 25e ANTI-LOCK BRAKE MODULE... - Page 56 NOTES...