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Related Manuals for Porsche 928 1979
Summary of Contents for Porsche 928 1979
- Page 2 Should you find explana- tions of a feature or equipment not installed in your car, your Porsche dealer will be glad to assist you. Also check with your dealer on other available op- tions or equipment.
- Page 3 Porsche to an authorized cial cautions. Ignoring them could ice when it comes to automobiles. dealer for service. It provides your...
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Page 5: Table Of Contents
Index Engine - compartment - hood release - number Capacities - oil 40, 42, 48, 49, 78 Cassette radio - specifications 74-78 Catalytic converter 53, 70-72 Cautions Center console Central door locking Fan - radiator Central warning light system Acceleration kick-down Fan switch Changing a wheel 58-59... - Page 6 Oil changing/checking 48, 49 Starting hints/engine 14, 40 - filter Steering lock 9, 12-14 Identification plates - grades 43, 78 Sun visors Ignition/steering lock - pressure gauge/warning lights . . 24 Instrument cluster 12, 18 - transmission Instrument illumination 18, 19 Intensive windshield washer/ Tachometer switch/reservoir...
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Page 7: Chassis Number
Location of Chassis Serial Number, Paint and Engine Number When ordering spare parts or submitting inquiries, always quote chassis and engine number to ensure correct and prompt ser- vice. Chassis number Engine number Paint number In accordance with Federal Safety Regula- The engine number is stamped on the front The paint number is on the doorjamb on the tions, the chassis number of your car is lo-... - Page 8 The sticker also shows the month and year You will find helpful hints in this manual on ance that your Porsche complies with all of production and the chassis number of your how to perform most of the checks listed on...
- Page 9 On the highway . .. In the drivers s e a t . . . Before going on a trip . . . 1 - Always drive defensively. Expect the un- 1 - Depress plate in center of steering wheel 1 - Be sure tires are inflated correctly.
- Page 10 Key light The new format of the master and auxiliary keys makes unauthorized duplication of the A set of three keys come with your Porsche The master key has a built-in flashlight in the keys virtually impossible. This means, how- (see illustration).
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Page 11: Anti-Theft Alarm
(optional equipment) partment lid or the engine hood. The engine If your Porsche is equipped with an anti- cannot be started while the alarm system is The glove compartment lock can only be un- theft alarm system, you will be given the two activated. -
Page 12: Central Door Locking
With the central door locking system, both driver and passenger doors can be locked or unlocked simultaneously from driver's side. The car is safely locked when button " A " is fully down on both doors. If button " A " of one door is not fully down, open that door again and close door firmly. -
Page 13: Rear Seats
Front seats C o r r e c t seat positioning is important for safe and comfortable driving. Therefore, the seat and the backrest angles in your Porsche are fully adjustable. Seat adjustment To move the seat forward or backward, pull the locking lever at the front of the seat up. - Page 14 To permit easy access to the rear, the seat will slide forward automatically when the backrest in folded down (with ignition on or off). The seat will remain in a position that permits comfortable entry to the front, when the backrest is tilted back to its upright po- sition and securely locked.
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Page 15: Ignition/Steering Lock
the engine contain carbon monoxide which engine running, the central and individual is a colorless and odorless gas. Carbon warning lights should go out. The STOP monoxide can be fatal if inhaled. L A M P will go out after depressing the brake pedal and the PARK BRAKE light There are 4 key positions: after fully releasing... - Page 16 For your and your passenger's protection, wear safety belts at all times while the car is in motion. Your Porsche is equipped with a safety belt for each front and rear seat. The inertia reel safety belt provides safety with freedom of movement. It adjusts auto- matically to your size and movements as long as the pull on the belt is slow.
- Page 17 Belt care Belts that have been subjected to excessive stretch forces accident should replaced. If belts show damage to webbing, bindings, buckles or retractors, they should placed. If belts not w o r k properly, your authorized dealer to have them repaired or replaced.
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Page 18: Center Console
11 Emergency flasher switch ( H A Z A R D ) Dashboard panel 4 Heating and ventilation controls 12 Electric sliding roof switch 5 Center air vents (cooled air only) and center console 13 Power w i n d o w switch 6 Reset button for central warning light 7 Glove compartment lock 14 Gearshift lever... -
Page 19: Instrument Cluster
Instrument cluster 1718 19 20 1 Odometer reset switch 9 High beam indicator light 16 Locking lever for steering column/instru- 2 Light switch 10 Right combination instrument ment cluster height adjustment 3 Fog light switch 11 Rear w i n d o w defogger switch 17 Automatic speed control lever 4 Left combination instrument 12 Rear w i n d o w w i p e r switch... -
Page 20: Headlight Dimmer/Flasher
Lane changer indicate your intention when changing lanes on expressways, slightly lift or depress the turn signal indicator lever to the resist- ance point. The lever turns off automatically when released. High beam/low beam - with ignition on and light switch in position 2, push lever forward to select high beam (arrow 1). - Page 21 Windshield wiper and windshield/ The electric washer system is actuated by Intensive windshield washer system operating the lever as f o l l o w s : headlight washer lever 5 - p u l l lever toward steering wheel t o turn This lever has six switch positions.
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Page 22: Automatic Speed Control
To operate the automatic speed control To change the preset cruising speed Increase preset speed: - Accelerate to the desired cruising speed, - Accelerate by depressing the accelerator push lever toward instrument cluster pedal. When the desired speed is reached, (arrow 1) and release. -
Page 23: Speedometer
High beam indicator light The blue light in the instrument cluster will light up when the selector lever is pushed f o r w a r d . The blue light will go out as soon as low beam is selected. Turn signal indicator light The green signal indicator light in the instru- ment cluster will flash with the selector lever... -
Page 24: Coolant Temperature Gauge
Needle in red field - warning If needle enters the red field, the engine is Fuel level warning light overheating. The central warning light will also come on. Reduce speed and engine This lights comes on when the fuel reserve rpm. -
Page 25: Alternator Warning Light
The central warning light and the warning Voltmeter lights in the combination instrument light up Alternator warning light for a bulb check when the ignition is turned on.They should go out as soon as the engine The voltmeter shows the overall condition of is started. -
Page 26: Central Warning Light System
This electronic warning system monitors the out. The STOP L A M P light will go out after Reset button (white arrow) most important functions of your Porsche the brake pedal has been depressed. The By pressing this button, you can turn off the... -
Page 27: Odometer
Rear window defogger/defroster The rear w i n d o w defogger/defroster heating element is actuated by a push button/rotary switch. The switch is illuminated when the heating element is energized. To defog - switch not depressed 0 - heating element off. 1 - heating element on. -
Page 28: Rear View Mirrors
Rear view mirrors We recommend you do not put decals or Adjust the outside and inside mirrors before when the ignition is turned on. The control other signs on the windows of your car that driving off. It is important for safe driving switch is located next to the side w i n d o w may interfere with the driver's vision. -
Page 29: Vanity Mirror
Glove compartment Sun visors Vanity mirror The illuminated glove compartment can be opened by pulling the recessed handle in the lid (arrow). The glove compartment can be locked or unlocked with either the master or the auxil- The front sun visors can be moved to the iary key. -
Page 30: Cigarette Lighter
Safety belt warning light W h e n the ignition is turned on, this warning light will come on for about 6 seconds as a reminder to buckle up. Emergency flasher switch If your car is disabled parked under emergency conditions, depress the switch (HAZARD) to make all four turn signals flash simultaneously. - Page 31 Heating/ventilation/air conditioning controls 3 - air vents passenger compartment The vents in the center console are only for (cooled air from air conditioner) cooled air from air conditioner. 1 - defogging/defrosting nozzles w i n d - shield 4 - air outlet nozzles f o r foot wells Each individual vent outlet is adjustable to 2 - defogging/defrosting vents for side w i n - 5 - air...
- Page 32 Fan speed control - rotary switch knob The air volume is controlled by a 4-speed fan. W h e n the ignition is turned on, the fan automatically operates at low speed, even with the switch in the OFF position. By t u r n - ing the knob clockwise, fan speeds 1-4 can be selected to increase the air volume.
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Page 33: Air Conditioning
Air conditioning Operating hints Mixing cold and warm air Direct the air flow by adjusting the air vents For more comfort during periods of high air conditioning system w o r k s only in the center console and in the armrests. If humidity and low temperatures, the air c o n - when the engine is running. -
Page 34: Optional Equipment
Do not depress the rocker switch but let possible injury. catch. your Porsche dealer correct the fault. -
Page 35: Brake - Booster
Parking brake lever (arrow) moving while the engine is not running, or if the brake booster is defective, more pres- Your Porsche is equipped with a hydraulic sure on the brake pedal is required to bring dual circuit brake system with selfadjusting the car to a halt. -
Page 36: Antenna
Tone modulation: Turn lever (C) behind left knob to change to high or low tone. Porsche Stereo-Cassette-Radio Sensitivity control - mono/stereo Channel balance: Pull out left knob (A) and Lever (D) behind the right knob is a local turn to balance left and right speakers. - Page 37 Luggage compartment lid Engine compartment hood To open . . . To release . . . To open - insert the master or auxiliary key into - slide release lever (arrow) - Lift hood slightly and press safety catch the lock and turn counter-clockwise. The handle upward (arrow).
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Page 38: Clutch
(applies to standard gear ratios only): Maximum downshift points 5th to 4th gear 120 mph / 192 km/h or 4500 rpm 4th to 3rd gear Porsche transmission with servo-lock 89 mph / 142 km/h or 4500 rpm synchronisation permits rapid and precise 3rd to 2nd gear shifting of gears. -
Page 39: Controls For
Controls for Driving the Automatic Transmission Position 2 and 1 There are a few points you should know if are to be used for mountain driving or slow Automatic Transmission you want to take full advantage of the A u t o - driving, and also when you want to make matic Transmission. -
Page 40: Accelerator Pedal
The transmission will is easy. Simply release the accelerator pedal shift automatically into the next lower gear Your Porsche with Automatic Transmission and move the selector lever from the range to give you maximum acceleration, and only cannot be started pushing or t o w i n g . -
Page 41: Fuel - Economy
Engine Oil Consumption to crank the engine. ically operated garage door. To check this: drive your Porsche close to the garage door Oil consumption in the engine is normal. and run the engine at different speeds. The rate of oil consumption depends on the... -
Page 42: Pads
This rule applies all the time, not just during the break-in period. There are no specific break-in rules for your Porsche; however, by observing a few pre- Maximum engine speed cautions during the first miles, you can in- crease the service life and performance of The red mark on the tachometer dial serves your engine. -
Page 43: Undercoating
Seasonal oil changes time to settle. are therefore not necessary. Only if multi- For year round driving, the Porsche 928 is Winter tires should always be mounted on grade oils are not readily available should all four wheels. They should also conform to... - Page 44 Locks can freeze in the winter if water gets other countries. into the lock cylinders. W h e n washing your If you plan to take your Porsche outside the car in the winter, do not aim the water jet continental limits of the United States or directly at the locks.
- Page 45 Begin by spray- Road tar, grease, oil, and insects cannot al- The Porsche paint finish is of a high quality ing water over the dry car to remove all ways be removed with soap and water alone...
- Page 46 Leather and leatherette Windows The best way to clean leather and leatherette The road dust settling on the w i n d o w s c o n - tains tire abrasives and oil. Use a lukewarm is by using a lukewarm soap water solution soap water solution or commercial w i n d o w and a soft brush.
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Page 47: Cautions
Exercise Extreme Caution when working under the Engine Hood • Your Porsche 928 equipped w i t h a • Before w o r k i n g on any part in the engine transistorized ignition system with compartment, turn the engine off. -
Page 48: Emergency Service
Maintenance and Emergency Service The recommended service intervals, as listed in the Maintenance Record, apply under nor- mal driving conditions. The condition of oil, and of wear and tear items depends greatly on the amount of driv- ing and on driving habits. Therefore, oil and Car jack Tool-kit wear and tear items should be checked more... - Page 49 Engine oil Always use a quality oil labeled "For Service A P I / S E " . Let your Porsche dealer assist you with selecting the correct grade and visco- sity according to the seasons. Porsche recommends not to use any oil additives.
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Page 50: Filter
Changing engine oil The engine oil should be changed at the in- tervals listed in your Maintenance Schedule. If you drive mostly short distances or in dusty areas, engine should changed more frequently. With the engine at operating temperature and the ignition off, 1 - loosen and remove oil filler cap Changing oil filter 2 - loosen oil drain plug (arrow) on oil pan... -
Page 51: Transmission
We recommend that you have the transmis- Changing the ATF Do not tow the car or run the engine with- sion oil changed at your Porsche dealer, The ATF has to be changed at the intervals out ATF in the transmission. has the... -
Page 52: Cooling System
Your Porsche pansion tank. When the engine is warm, the dealer will be able to advise you. coolant level will be above the filler mark. The anti-corrosion properties and the anti-... - Page 53 To avoid damage to the engine, only add cold antifreeze and cold water to the c o o l - ing system when the engine is also c o l d . A warm engine should only be topped up if the coolant level has dropped appreciably below the filler mark.
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Page 54: Fluid
MIN and M A X marks. brake fluid immediately or contact the near- where the hot exhaust system may come in est Porsche dealer to have the cause located contact with dry grass, brush, fuel spill or To add brake fluid, unscrew the cap. The and corrected. -
Page 55: Filler Cap
91 to 95 RON (Research Octane Num- Fuel Recommendation ber), which corresponds to 87 to 91 CLC Your Porsche is equipped with a catalytic (U.S. Cost of Living Council octane rating). converter and must use UNLEADED FUEL The 91 RON octane rating which you will O N L Y . -
Page 56: Air Cleaner
Your Porsche dealer can advise you which Changing air cleaner filter element 3 - Clean filter housing with lint-free rag and product to use. -
Page 57: Pressure - Tires
215/60 VR 15 quiring an inner tube, always install new 36 psi or 2.5 bar pattern, etc. This also applies to Porsche- 205/55 R 1 6 M + S tubes. recommended replacement tires. -
Page 58: Air Compressor
Replace a w o r n c o l - compressor that comes with your lapsible spare tire in time. Porsche. Do not use other equipment! 1. Install spare wheel before inflating the tire. If air compressor does not work 2. Attach hose of air compressor to tire . - Page 59 The car jack is only to be used for changing a wheel. Do not use it as a support to work under the car. Never jack the car up by the bumpers or the body. Passengers should not remain in the car when the car is jacked up. Sequence of operations: 1 - Loosen the wheel nuts about one turn.
- Page 60 Lifting car with car jack Lifting car with workshop hoist Lifting car with floor jack The same lifting points illustrated for the hoist also apply when using a f l o o r jack. The rear end of the car can also be lifted w i t h a floor jack in the center of the rear suspen- The car should be jacked up only at the jack- Make sure there is sufficient clearance be-...
- Page 61 It is advisable to always carry a few spare and exchanged by your authorized Porsche the key. Replacing a fuse or a relay with the fuses in the car.
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Page 62: Fuse Chart
Fuse Chart Electrical component Amperes 1 fog lights 2 not connected 3 engine compartment/license plate lights 4 switch illumination lights 5 cigarette lighter/instrument illumination 6 windshield wipers 7 rear window wiper 8 sliding roof (optional equipment) ..9 backup lights/outside mirror control . - Page 63 Battery care meter. We recommend that battery voltage out the spare tire. be tested by your Porsche dealer who has - battery should be securely mounted Before w o r k is done on the electrical sys- the appropriate equipment. If the car is not...
- Page 64 Replacing bulbs To avoid short circuits, turn off the respect- electrical components when changing light bulbs. Keep bulbs free of grease and dirt. Hold Sealed Beam Headlights them only with a clean cloth or soft paper. Do not use chemical cleaning agents for the Replacing light unit 5 - unscrew the 3 small Philips screws from plastic lenses.
- Page 65 Front turn signal lights (A) Fog lights Front parking lights (B) 1 - remove screws from plastic trim, take off trim. 1 - remove screws from plastic trim, take off 2 - remove Phillips screws. Take off lamp. 3 - disconnect wire.
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Page 66: License Plate
! » Tail lights The tail lights are housed in o n e unit. License plate lights 1 - R e m o v e Philips screws and lamp lens. 1 - Unscrew both screws and lift out lamp housing. 2 - Replace bulb. - Page 67 Ashtray lights Interior lights The following description applies to both interior lights: 1 - Remove the two screws in ashtray hous- 1 - Insert screwdriver in cut-out on head- ing and pull the ashtray housing upward liner and carefully pry out the lamp hous- and out.
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Page 68: Headlight Adjustment
Headlight adjustment Headlight adjustment should be done with Adjustment screws Screw " a " (lateral adjustment) a headlight aiming device under the follow- ing conditions: right turn = beam moves right At curb weight of car (i.e. car ready for use left turn beam moves left and with full fuel tank). - Page 69 Emergency start-assist Manual Operation of Retractable Headlights Warning: Do not turn the knob on the drive If the retractable headlights do not work right side of engine compartment you shaft as long as the automatic mechanism is automatically, they can be operated manu- will see a positive ( + ) battery post (remote ally by turning the knob on the end of the operating.
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Page 70: Emergency Towing
Emergency push-starting N o t e : If you are towing another car, it should the engine is not running. More brake not be heavier than your Porsche (approx. Your Porsche with automatic transmission pedal pressure will be required to bring car 3350 lbs. - Page 71 Your Porsche is equipped with such a sys- However, lack of proper maintenance, mal- tem. On the following pages we explain how adjustment of the fuel...
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Page 72: Emission Control System
How Emission Control Works Porsche makes it possible to keep harmful Catalytic Converter emissions from the engine at the required The catalytic converter is an efficient "clean- low level. When an automobile engine is running, it u p " device built into the exhaust system of... -
Page 73: Emission Control System
Emission Control System 1 Throttle valve 2 Intake manifold 3 Secondary air pump 4 EGR-amplifier 5 Exhaust manifold 6 EGR-valve 7 Temperature valve 8 A i r diverter valve 9 Check valve 10 Catalytic converter... - Page 74 Fuel Tank Venting Activated Charcoal Filter Vapors from the fuel tank are trapped in a charcoal filter element. W h e n the engine is An expansion chamber for the fuel tank and running, fresh air is drawn in through the vent lines are part of the fuel tank vent sys- container filled with activated charcoal.
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Page 75: Technical Data
Technical Data Engine Number of cylinders Bore 3.74 in/95.0 mm Stroke 3.11 in/78.9 mm Displacement 272.97 cu.in/4474 c m Compression ratio 8.5: 1 SAE net-horsepower SAE J 245 2 1 9 h p / 1 6 4 kW at 5250 rpm SAE net-torque SAE J 245 245 ft.lb/333 Nm at 3600 rpm Fuel octane rating... -
Page 76: Gear Ratios
Engine Design Specifications Design 8 cylinders in V configuration Operating cycle 4 stroke Cooling water cooled Lubrication pressure-fed from sump Cylinder block and head light metal alloy Valve operation 1 overhead camshaft per cylinder bank Camshaft drive toothed V-belt Crankshaft forged 2 electric pumps Fuel supply... -
Page 77: Weights
Rims, Tires, Wheel Alignment Summer tires 7 J X 16 H 2 with tires 225/50 VR 16 7 J X 15 H 2 with tires 215/60 VR 15 on cars with automatic transmission Winter tires 185/70 SR 15 M + S on 7 J X 15 H 2 rims or 205/55 R 16 on 7 J X 16 H 2 rims 165-15 S S T o n 5 J X 1 5 H 2 rim Collapsible spare tire Tire pressure, front and rear... -
Page 78: System
P e r f o r m a n c e Manual transmission Automatic transmission Maximum speed 143 mph (230 km/h) 140 mph (225 km/h) Acceleration 0-62 mph (0-100 km/h) 7,5 seconds 8,5 seconds Time for 'A mile 16 seconds 15,5 seconds Time for 1 km 28 seconds... -
Page 79: Capacities
SAE 10 W-40, SAE 15 W-50 or 20 W-50. The 20 W-50 oil should not be used at constant temperatures below + 5° F/- 15° C. Porsche recommends the use of single-grade oils only if multi-grade oils are not readily available. Oil changes must then be performed according to season to guard against engine damage. -
Page 80: Dimensions
Cooling system mixing chart (Approximate values) Temperature down to Anti-freeze Water Anti-freeze Water Anti-freeze/water - 2 2 ° F 4 5 % 5 5 % 7.6 U.S. qts. 9.3 U.S. ats. o r - 3 0 ° C or 7.2 liters or 8.8 liters - 3 1 °... - Page 81 5000...
- Page 85 Gas Station Information Fuses and relays Fuel recommendation Starting Manual transmission: Only start in Neutral. On right in f o o t w e l l . 91 RON (87 C L C on U.S. fuel Automatic transmission: Start in Neutral or Park. pumps) minimum.
- Page 86 Manual transmission For manual transmission (also for limited slip differential) use hypoid oil S A E 7 5 W - 9 0 labeled "For service API/GL5 or Mil-L 2105 B". If multi-grade hypoid readily available, ATF Dexron®. Total quantity approx. 4 U.S. qts. or 3.8 liters. Engine hood release Brake fluid reservoir Engine oil dipstick...
- Page 87 Windshield and headlight washer reservoir (A) 8.5 U.S. qts. or 8 liters. Coolant reservoir (B) Antifreeze must remain in c o o l - ing system all year round. Coolant level should be up to filling mark when engine Jack support Spare tire, jack cold.