944 L4-2681cc 2.7L (1989): Engine, Cooling and Exhaust
Also for this vehicle: 944 L4-2479cc 2.5L (1984), 944 S L4-2479cc 2.5L DOHC (1987), 944 S2 Cabriolet L4-2990cc 3.0L DOHC (1991), 944 S2 Coupe L4-2990cc 3.0L DOHC (1990), 944 Turbo L4-2479cc 2.5L SOHC Turbo (1988).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Engine266 pages
- Camshaft, Lifters and Push Rods › Lifter / Lash Adjuster, Valve › Component Information › Specifications
Cylinder Block Assembly31 pages
- Balance Shaft › Component Information › Specifications › Shaft & Bore Dimensions2
Balance Shaft Belt › Component Information10 pages
- Balance Shaft Gear › Component Information › Service and Repair › Installing Drive Gears234
Connecting Rod, Engine › Component Information3 pages
- Coolant Drain Plug, Cylinder Block › Component Information › Specifications
- Crankshaft, Engine › Component Information › Specifications › Crankshaft Main Bearing Torque23
- Harmonic Balancer - Crankshaft Pulley › Component Information › Specifications
Piston, Engine › Component Information5 pages
- Piston Ring, Engine › Component Information › Technical Service Bulletins › Pistons & Rings - Modified2
Cylinder Head Assembly10 pages
- Valve Clearance › System Information › System Diagnosis2
- Fuel Pressure Release › System Information › Service Precautions
- Camshaft Housing › Component Information › Service and Repair23
- Valve Guide › Component Information › Service and Repair
- Valve Seat › Component Information › Specifications
- Valve Spring › Component Information › Specifications
- Valve, Intake/Exhaust › Component Information › Technical Service Bulletins › Sodium Filled Valves - Scrapping Instructions
Drive Belts, Mounts, Brackets and Accessories7 pages
Engine Lubrication111 pages
Engine Oil › Component Information80 pages
Technical Service Bulletins78 pages
- Customer Interest: › 19105 › May › 91 › Engine - Oil In the Cooling System2
All Technical Service Bulletins for Engine Oil:39 pages
- 136/08 › Sep › 09 › Engine - Approved Engine Oil Specification2
- 137-08 › Mar › 09 › Engine - Approved Porsche A40 Engine Oils2345678910
- 102/07 › Apr › 07 › Engine - Approved Engine Oils Overview23456789
- 11/05 › Jul › 05 › Engine - Porsche Approved Oils2345
- 0301 › May › 03 › Engine - Approved Engine Oils2345678
- 19207 › Apr › 92 › Engine Lubrication - Oils That Minimize Carbon Build-Up2
- 19105 › May › 91 › Engine - Oil In the Cooling System2
- 18905 › May › 89 › Engine - Motor Oils That Minimize Carbon Build-Up
All Other Service Bulletins for Engine Oil:37 pages
- 136/08 › Sep › 09 › Engine - Approved Engine Oil Specification2
- 137-08 › Mar › 09 › Engine - Approved Porsche A40 Engine Oils2345678910
- 102/07 › Apr › 07 › Engine - Approved Engine Oils Overview23456789
- 11/05 › Jul › 05 › Engine - Porsche Approved Oils2345
- 0301 › May › 03 › Engine - Approved Engine Oils2345678
- 19207 › Apr › 92 › Engine Lubrication - Oils That Minimize Carbon Build-Up2
- 18905 › May › 89 › Engine - Motor Oils That Minimize Carbon Build-Up
- Specifications › Capacity Specifications2
Oil Cooler, Engine › Component Information › Technical Service Bulletins6 pages
All Technical Service Bulletins for Oil Cooler:3 pages
- Customer Interest: › 19012 › May › 90 › Engine - Droning Noise From External Oil Cooler Area
- All Other Service Bulletins for Oil Cooler: › 18907 › Sep › 89 › Tools - Oil Cooler Testing2
- Oil Filter, Engine › Component Information › Service and Repair2
- Oil Level Sensor › Component Information › Locations
Oil Line, Engine › Component Information › Technical Service Bulletins6 pages
All Technical Service Bulletins for Oil Line:3 pages
Customer Interest for Oil Line:3 pages
Oil Pan, Engine › Component Information6 pages
- Oil Pressure Sender › Component Information › Locations
- Oil Pressure Warning Lamp/Indicator › Component Information › Diagrams › Diagram Information and Instructions23
Oil Pump, Engine › Oil Pressure Regulator Valve › Component Information › Technical Service Bulletins6 pages
All Technical Service Bulletins for Oil Pressure Regulator Valve:3 pages
Customer Interest for Oil Pressure Regulator Valve:3 pages
- Intake Manifold › Component Information › Specifications
- Lamps and Indicators - Engine › Oil Pressure Warning Lamp/Indicator › Component Information › Diagrams › Diagram Information and Instructions23
Sensors and Switches - Engine2 pages
Timing Components48 pages
- Balance Shaft › Component Information › Specifications › Shaft & Bore Dimensions2
Balance Shaft Belt › Component Information10 pages
- Balance Shaft Gear › Component Information › Service and Repair › Installing Drive Gears234
Timing Belt › Component Information28 pages
Technical Service Bulletins8 pages
All Technical Service Bulletins for Timing Belt:4 pages
All Other Service Bulletins for Timing Belt:2 pages
- Testing and Inspection › Initial Inspection and Diagnostic Overview23
- Service and Repair › Initial Checks23456
- Fundamentals and Basics › General Information234567891011
Timing Belt Tensioner › Component Information › Technical Service Bulletins2 pages
- Timing Cover › Component Information › Technical Service Bulletins › Timing Belt Cover - Ventilation System Change2
Tune-up and Engine Performance Checks27 pages
- Fuel Pressure › System Information › Specifications › Mechanical Specifications2
- Air/Fuel Mixture › System Information › Technical Service Bulletins › CO Sample Pipe - Material and Mounting Change2
Idle Speed › System Information5 pages
- Air Cleaner Housing › Air Filter Element › Component Information › Service and Repair
- Fuel Filter › Fuel Pressure Release › System Information › Service Precautions
- Firing Order › Component Information › Specifications
- Ignition Cable › Component Information › Description and Operation
Spark Plug › Component Information4 pages
- Valve Clearance › System Information › System Diagnosis2
Water Pump › Component Information13 pages
Cooling System59 pages
- Air Bleeder Screw, Coolant › Component Information › Specifications
- Coolant › Component Information › Technical Service Bulletins › Cooling System - Approved Phosphate Free Anti-Freeze2
- Coolant Drain Plug, Cylinder Block › Component Information › Specifications
Radiator Cooling Fan9 pages
Radiator Cooling Fan Motor › Component Information4 pages
- Radiator Cooling Fan Motor Relay › Component Information › Diagrams › Diagram Information and Instructions23
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Locations › Cooling Water Temperature Switch2
Engine - Coolant Temperature Sensor/Switch7 pages
- Coolant Temperature Sensor / Switch HVAC › Component Information › Diagrams › Diagram Information and Instructions23
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications › Electrical Specifications2
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Locations › Cooling Water Temperature Switch2
- Heater Core › Component Information › Service and Repair
- Lamps and Indicators - Cooling System › Temperature Gauge › Component Information › Diagrams › Diagram Information and Instructions23
- Radiator › Component Information › Technical Service Bulletins › Tools - Oil Cooler Testing2
- Radiator Cap › Component Information › Specifications
Radiator Hose › Component Information › Technical Service Bulletins2 pages
Sensors and Switches - Cooling System › Engine - Coolant Temperature Sensor/Switch7 pages
- Coolant Temperature Sensor / Switch HVAC › Component Information › Diagrams › Diagram Information and Instructions23
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications › Electrical Specifications2
- Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Locations › Cooling Water Temperature Switch2
- Temperature Gauge › Component Information › Diagrams › Diagram Information and Instructions23
- Thermostat, Engine Cooling › Component Information › Technical Service Bulletins › Cooling Pump and Thermostat - Modification2
Water Pump › Component Information14 pages
Technical Service Bulletins3 pages
- All Technical Service Bulletins: › 19110 › Jul › 91 › Coolant Pump - Leaks
- Customer Interest: › 19110 › Jul › 91 › Coolant Pump - Leaks
- All Other Service Bulletins for Water Pump: › 48905 › Apr › 89 › Power Steering Pressure Hose - Touches Oil Pan
- All Other Service Bulletins for Water Pump: › 48905 › Apr › 89 › Power Steering Pressure Hose - Touches Oil Pan
- Testing and Inspection › Verifying Water Pump Problem2345
- Fundamentals and Basics › Initial Preparations23456
Exhaust System4 pages
- Catalytic Converter › Exhaust Temperature Sensor › Component Information › Locations
- Exhaust Sample Port › Component Information › Technical Service Bulletins › CO Sample Pipe - Material and Mounting Change2
- Sensors and Switches - Exhaust System › Exhaust Temperature Sensor › Component Information › Locations