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Porsche 944 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Porsche REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Porsche 944 car and truck
repair procedures including Porsche engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Porsche 944 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR Porsche 944 AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Porsche 944 cars and light trucks from 1990+
Imported Cars & Light Trucks & Vans -> 1991-92 -> Evacuating System
Vehicle: 1991 Porsche 944 S2 3.0 L4 GAS
The system must be completely discharged before evacuation. After discharging the system, keep low pressure gauge hose connected to low pressure test fitting and both manifold gauge valves closed.
- Connect high pressure gauge hose to vacuum pump, Fig. .
- Connect center manifold gauge hose to refrigerant source with tapping valve closed.
- Open high and low side gauge valves with vacuum pump operating.
- Continue to operate pump for approximately 15-20 minutes after low side gauge reaches 29 or more inches of vacuum. If the system has been left open for an...
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BRAKE SERVICE PROCEDURES FOR Porsche 944 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Porsche 944 cars and light trucks from 1990+.
PORSCHE, DISC BRAKES -> FRONT DISC BRAKE SERVICE -> 911 -> 911 Turbo -> 928 -> 944 -> 944 MODELS -> 944 Turbo -> BRAKE PADS, REPLACE -> CALIPER, REPLACE & SERVICE
Vehicle: 1991 Porsche 944 S2 3.0 L4 GAS
BRAKE PADS, REPLACE
911
- Raise and support vehicle.
- Using a pair of suitable pliers, remove brake pad pin retainers.
- Drive pad retaining pins out with a suitable drift and hammer.
- For pads that are still serviceable, mark their original positions for assembly reference.
- Remove the pads using tool P86, Fig. .
- Position pistons back in caliper using tool P83, Fig. . Brake fluid will be forced back into the reservoir. To prevent overflowing, siphon some fluid from reservoir.
- Clean brake pad contact surface in their slots in the caliper. Do not use mineral solvents or sharp edged to...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Porsche 944 AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Porsche 944 cars and light trucks sold in the U.S. for 1980+.
Porsche -> Fuel Filter Scheduled Maintenance -> 1980-94 911, 924, 928, 944 & 968 -> Normal Service -> Severe Service
Vehicle: 1990 Porsche 944 3.0 L4 GAS
Normal Service
Replace ev...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Porsche 944 AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Porsche 944 cars and light trucks from 1990+.
CV AXLE SHAFT, Replace -> Rear
Vehicle: 1991 Porsche 944 S2 3.0 L4 GAS
Rear
- Raise and support vehicle.
- Remove cotter pin from hub castle nut.
- Remove castle nut with special tools P42a, P36b, P44a, and P296.
- Remove Allen bol...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Porsche 944 AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Porsche 944 cars and light trucks from 1990+.
Starter, Replace
Vehicle: 1990 Porsche 944 S2 3.0 L4 GAS
- Disconnect battery ground cable at battery.
- Disconnect battery and alternator wiring, if equipped...
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MAINTENANCE LAMP RESET PROCEDURES FOR Porsche 944 AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Porsche 944 cars and light trucks sold in the U.S. from 1990+.
Porsche -> Anti-Lock Brake System (ABS)/Traction Control System (TCS) Indicator ->
Vehicle: 1990 Porsche 944 3.0 L4 GAS
The Anti-Lock Brake/Traction Control System lamp will be illuminated when the ignition switch is in the on position with engine not running. When the engine is started, the lamp should go out. ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Porsche 944 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Porsche 944 cars and light trucks from 1990+
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1991 Porsche 944 S2 3.0 L4 GAS
Lower
- Drain coolant into a suitable container.
- Reposition clamp at radiator and remove hose.
- Reposition clamp at water pump and remove hose.
- Remove hose from vehicle.
- Reverse procedure to i...
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COMPONENT LOCATION DIAGRAMS FOR Porsche 944 AUTOMOBILES
Component location diagrams for most Porsche 944 cars and light trucks sold in the U.S. from 1990+.
 Fuse/Relay Panel, Relay Locations Diagram for 1989 Porsche 944 2.5 L4 GASComponents on diagram: |
 Diagram for 1989 Porsche 944 2.5 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Porsche 944 AUTOMOBILES
OEM drawn wiring diagrams for most Porsche 944 cars and light trucks sold in the U.S.
 1991 Porsche 944 S2 3.0 L4 GAS Wiring DiagramComponents on diagram: |
 1990 Porsche 944 S2 3.0 L4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Porsche 944 AUTOMOBILES
OEM TSB listings for most Porsche 944 cars and light trucks sold in the U.S. from 1985+.
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Document: GAUGE - TIRE PRESSURE - PORSCHE RECOMMENDATION Vehicle: 1989 Porsche 944 2.5 L4 GAS Auto Systems: |
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Document: MICROFICHE AND SUPPLIES - ORDERING INFORMATION Vehicle: 1988 Porsche 944 2.5 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Porsche 944 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Porsche 944 cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most Porsche 944 cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most Porsche 944 cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most Porsche 944 cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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