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Repair Guides

Repair Guides

Provided by Only944.com, Clarks-garage.com, Pelicanparts.com, The944.com, 944Time.com, 944Online.com

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AC

AC Blower Fan Fix    (Only944.com)

Retofitting R12 to R134a    (the944.com)

Freon R12 Capacities    (the944.com)

Air Bag

Air bag system testing    (clarks-garage.com)

Air bag warning light reset    (clarks-garage.com)

Air Conditioning

Air conditioning systems operation and troubleshooting    (clarks-garage.com)

Air conditioning troubleshooting (HVAC)    (clarks-garage.com)

Air conditioning    (944time.com)

Air Filter

Filter housing removal and installation    (clarks-garage.com)

How to make a cabin air filter    (only944.com)

Air/Fuel Ratio Meter

Air/fuel ratio meter    (the944.com)

Air Flow Meter

Air flow meter    (the944.com)

Transfer Function    (the944.com)

Air Flow Sensor

Removal and installation    (clarks-garage.com)

Air flow sensor operation and testing    (clarks-garage.com)

Alarm System

Alarm system bypassing    (clarks-garage.com)

Alternator

Replacement    (clarks-garage.com)

Altitude Correction Box

Altitude correction box    (the944.com)

Belt Special Tool #9201

Belt special tool #9201    (the944.com)

Belt special tool specs    (the944.com)

Balance Shafts

Balance shaft oil seal replacement    (clarks-garage.com)

Belt general information    (clarks-garage.com)

Belt installation    (clarks-garage.com)

Belt removal    (clarks-garage.com)

Belt tensioning    (clarks-garage.com)

History    (clarks-garage.com)

Sprocket installation and alignment check    (clarks-garage.com)

How to line up the balance shafts    (944Online.com)

Battery

Battery checks    (clarks-garage.com)

Battery tray leaks    (clarks-garage.com)

Excessive battery discharge rate    (clarks-garage.com)

Battery replacement    (944time.com)

Blower fan fix

Fan speed resistor repair    (944time.com)

Bolts

Allen head and cheesehead bolt removal    (clarks-garage.com)

Brakes

Check the brake system    (clarks-garage.com)

Checking brake pad thickness and brake pad replacement    (clarks-garage.com)

Fluid replacement and bleeding    (clarks-garage.com)

Master cylinder replacement    (clarks-garage.com)

Parking brake adjustment    (clarks-garage.com)

Rotor inspecting and replacing    (clarks-garage.com)

Bleeding Porsche brakes    (pelicanparts.com)

Brake rotor replacement    (944time.com)

Master cylinder replacement    (944time.com)

Bumper

Bumper cover removal    (clarks-garage.com)

Font spoiler removal    (944time.com)

Cabin Air Filter

How to make a cabin air filter    (only944.com)

Camera Bar

Constructing a camera bar    (clarks-garage.com)

Camshaft

Camshaft assembly installation    (clarks-garage.com)

Camshaft oil seal replacement    (clarks-garage.com)

Camshaft assembly removal    (clarks-garage.com)

Camshaft (timing) belt general information    (clarks-garage.com)

Camshaft (timing) belt installation    (clarks-garage.com)

Camshaft (timing) belt removal    (clarks-garage.com)

Camshaft (timing) belt and balance shaft belt tensioning    (clarks-garage.com)

Camshaft chain tensioner replacement (16V)    (clarks-garage.com)

S2 cam chain tensioner failure and replacement    (944Online.com)

Cam tower replacement    (944time.com)

Cam collar “issue”    (944Online.com)

Cargo Cover

Cargo cover repair    (clarks-garage.com)

Chips (computer) installation

DME control unit – Chip installation (including KLR chip for Turbos)    (clarks-garage.com)

Cleaning

Detailing your Porsche    (pelicanparts.com)

Concours corner: Cleaning your engine part 1    (pelicanparts.com)

Concours corner: Cleaning your engine part 2    (pelicanparts.com)

Concours corner: All about bras    (pelicanparts.com)

Concours corner: Washing your car    (pelicanparts.com)

Concours corner: Rubber strip conditioning    (pelicanparts.com)

Concours corner: Polishing alloy wheels    (pelicanparts.com)

Clock

Removal and replacement    (clarks-garage.com)

Clutch

Replacement    (clarks-garage.com)

Clutch disc wear check    (clarks-garage.com)

Clutch master cylinder replacement    (clarks-garage.com)

Slave cylinder replacement and bleeding    (clarks-garage.com)

Clutch master and slave cylinder replacement    (pelicanparts.com)

Clutch master and slave cylinder replacement (version 2)    (pelicanparts.com)

Color Codes

944 interior color codes    (clarks-garage.com)

944 Paint codes    (clarks-garage.com)

Control Arms

Control arms general information, rebuild, and aftermarket replacements    (clarks-garage.com)

Removal and installation    (clarks-garage.com)

Control arm replacement/    (944time.com)

Cooling Systems

Flow diagram and description – Normally aspirated 944    (clarks-garage.com)

Flow diagram and description – Turbocharged 944    (clarks-garage.com)

Cooling system draining, filling, and venting    (clarks-garage.com)

Fan operation and troubleshooting    (clarks-garage.com)

Troubleshooting cooling system problems    (clarks-garage.com)

Crankshaft

Front oil seal replacement    (clarks-garage.com)

Crank scraper installation    (clarks-garage.com)

Cruise Control

General information and repair    (clarks-garage.com)

CV Joints

CV joint boot inspection    (clarks-garage.com)

General information, removal, installation, and maintenance    (clarks-garage.com)

Cylinder Head

Cylinder head and head gasket installation    (clarks-garage.com)

Cylinder head and head gasket removal    (clarks-garage.com)

Cylinder head tightening sequence and torque specifications    (clarks-garage.com)

Dash

Early 944 dash replacement (pre 1985.5)    (clarks-garage.com)

Late 944 dash replacement (1985.5 and newer)    (clarks-garage.com)

Dash bulbs    (944time.com)

Defroster

Troubleshooting rear hatch defroster    (clarks-garage.com)

Distributor

Distributor cap and rotor replacement    (clarks-garage.com)

DME Control Unit

Chip installation (including KLR chip for turbos)    (clarks-garage.com)

Control unit removal and installation    (clarks-garage.com)

DME wiring diagram – 944 turbos    (clarks-garage.com)

DME wiring diagram – 944 normally aspirated    (clarks-garage.com)

DME    (944time.com)

DME Relay

Technical information and testing    (clarks-garage.com)

DME Relay    (944time.com)

Door Handles

Removal, installation, and adjustment    (clarks-garage.com)

Door handle tune up    (pelicanparts.com)

Door Panels

Removal and installation    (clarks-garage.com)

Engine

Engine oil and filter replacement    (clarks-garage.com)

Installation    (clarks-garage.com)

Removal    (clarks-garage.com)

Starting and running troubleshooter    (clarks-garage.com)

Exhaust

Exhaust system removal and installation    (clarks-garage.com)

Fly Wheel

Fly wheel lock installation    (clarks-garage.com)

Fuel and Vacuum Line Routing

Fuel and vacuum line diagram (1985.5 and newer n/a 944)    (clarks-garage.com)

Fuel and vacuum line diagram (16V normally aspirated 944)    (clarks-garage.com)

Fuel and vacuum line diagram (944 Turbo)    (clarks-garage.com)

Fuel Filter

Replacement    (clarks-garage.com)

Fuel Injector

Fuel injector information    (clarks-garage.com)

Fuel injector and fuel rail removal and installation    (clarks-garage.com)

Fuel injector resealing    (pelicanparts.com)

Fuel Level

Level indication problems / repairs    (clarks-garage.com)

Fuel Pressure

Checking    (clarks-garage.com)

Fuel rail adapter – Making an adapter for non-metric thread fuel pressure gauges    (clarks-garage.com)

Fuel Pressure Regulator

General information and replacement    (clarks-garage.com)

Fuel Pump

Delivery rate – Checking    (clarks-garage.com)

Fuel pump replacement    (clarks-garage.com)

Fuel pump suction strainer – Removing, cleaning, and replacing    (clarks-garage.com)

Fuel System

Fuel system leakdown testing    (clarks-garage.com)

Fuses

Early 944 fuse list (pre-1985.5)    (clarks-garage.com)

Late 944 fuse list (1985.5 and newer)    (clarks-garage.com)

Gauges

Early 944 gauge removal    (clarks-garage.com)

Late 944 (1985.5 and newer) gauge removal    (clarks-garage.com)

Information and troubleshooting    (clarks-garage.com)

Solving strange gauge problems    (pelicanparts.com)

Hatch

Repairing a squeaking or rattling rear hatch    (clarks-garage.com)

Rear hatch strut replacement    (clarks-garage.com)

Hatch glass repair    (pelicanparts.com)

Head Gasket

Cylinder head and head gasket installation    (clarks-garage.com)

Cylinder head and head gasket removal    (clarks-garage.com)

Cylinder head tightening sequence and torque specifications    (clarks-garage.com)

Head Lights

Headlight motor circuit operation and repair    (clarks-garage.com)

Headlight motor removal, cleaning, and installation    (clarks-garage.com)

Headlight operating mechanism linkage lubrication    (clarks-garage.com)

Heater

Heater core removal and replacement    (clarks-garage.com)

Heater malfunctions    (clarks-garage.com)

Heater control valve replacement    (944time.com)

Hood Crest

Removal and installation    (clarks-garage.com)

Hood Insulation

Removal    (clarks-garage.com)

Hood Struts

Information and replacement    (clarks-garage.com)

Idle Speed

Idle speed adjustment    (clarks-garage.com)

Idle control motor (idle stabilizer) replacement    (clarks-garage.com)

Ignition

Ignition switch and wiring test    (clarks-garage.com)

Ignition switch replacement    (clarks-garage.com)

Ignition system troubleshooting    (clarks-garage.com)

Instrument Panel

Instrument panel lights    (clarks-garage.com)

Early 944 gauge removal    (clarks-garage.com)

Late 944 (1985.5 and newer) gauge removal    (clarks-garage.com)

Information and troubleshooting    (clarks-garage.com)

Intake Manifold

Removal and installation    (clarks-garage.com)

Jacking

Jacking a 944 / Placing a 944 on jack stands    (clarks-garage.com)

Maintenance

Periodic maintenance schedule    (clarks-garage.com)

Mirror

Removal and installation    (clarks-garage.com)

Motor Mounts

Checking    (clarks-garage.com)

Replacing    (clarks-garage.com)

Nose Panel

Removal and installation    (clarks-garage.com)

Odometer

Repairing odometer    (clarks-garage.com)

Oil

Engine oil and filter change    (clarks-garage.com)

Oil flow diagram – 924S, 944, 944 Turbo    (clarks-garage.com)

Oil Cooler

General information and seal replacement    (clarks-garage.com)

Oil cooler pressure testing – Normally aspirated cars    (clarks-garage.com)

New style oil cooler o-rings    (clarks-garage.com)

Oil Pan

Gasket replacement    (clarks-garage.com)

Oil Pressure

General information and troubleshooting    (clarks-garage.com)

Oil pressure relief valve general information    (clarks-garage.com)

Oil pressure sending unit replacement    (clarks-garage.com)

Oil Pump

Removal and installation    (clarks-garage.com)

O2 Sensor

Oxygen sensor general information, testing, and replacement    (clarks-garage.com)

Option Codes

Option codes    (clarks-garage.com)

Paint

Paint codes    (clarks-garage.com)

Painting a 944    (clarks-garage.com)

Parts

924 – 1976 to 1979    (clarks-garage.com)

924 – 1980 to 1985    (clarks-garage.com)

924S – 1986 to 1988    (clarks-garage.com)

944 – 1982 to 1985    (clarks-garage.com)

944 – 1985 to 1988    (clarks-garage.com)

944 – 1989 to 1991    (clarks-garage.com)

968    (clarks-garage.com)

Performance

Performance products and services vendors    (clarks-garage.com)

Power Steering Pump

Replacement    (clarks-garage.com)

Power Steering Rack

Rebuilding    (clarks-garage.com)

Replacement    (clarks-garage.com)

Power steering rack replacement    (944time.com)

Radiator

Removal and installation    (clarks-garage.com)

Radiator replacement    (944time.com)

Expansion tank replacement    (944time.com)

Rear Hatch

Repairing a squeaking or rattling rear hatch    (clarks-garage.com)

Rear hatch strut replacement    (clarks-garage.com)

Sealants

Sealants    (clarks-garage.com)

Sensors and Gauges

Information, troubleshooting, and testing    (clarks-garage.com)

Shocks (rear)

Replacement    (clarks-garage.com)

Rear shock replacement    (944time.com)

Spark Plugs

Changing spark plugs / Checking the condition of spark plugs    (clarks-garage.com)

Speed and Reference Sensors

Checking, replacement    (clarks-garage.com)

Speedometer

Speedometer, gear ratio, and tire size calculator    (clarks-garage.com)

Speedometer, gear ratio, and tire size manual calculations    (clarks-garage.com)

Starter

Ckecking starter operation    (clarks-garage.com)

Removal and installation    (clarks-garage.com)

Starter motor replacement    (944time.com)

Stereo

Head unit and speaker replacement guide    (clarks-garage.com)

Rear speaker replacement    (clarks-garage.com)

Steering Wheel

Steering wheel removal and installation    (clarks-garage.com)

Stone Guards

Removal and installation    (clarks-garage.com)

Struts (front)

Removal and installation    (clarks-garage.com)

Sunroof

Operation, troubleshooting, and repair    (clarks-garage.com)

Sunroof component testing    (clarks-garage.com)

Plastic gear replacement    (clarks-garage.com)

Sunroof operation    (pelicanparts.com)

Sway Bars

Front swar bar removal and installation    (clarks-garage.com)

Rear sway bar removal and installation    (clarks-garage.com)

Temperature Control Unit

Removal and replacement    (clarks-garage.com)

Thermofan Switch

Replacement    (clarks-garage.com)

Thermostat

General information, testing, and replacement    (clarks-garage.com)

Thermostat replacement    (pelicanparts.com)

Throttle Position Switch

Information, troubleshooting, replacement, and adjustment    (clarks-garage.com)

Timing Belt

Camshaft (timing) belt general information    (clarks-garage.com)

Camshaft (timing) belt installation    (clarks-garage.com)

Camshaft (timing) belt removal    (clarks-garage.com)

Camshaft (timing) belt and balance shaft belt tensioning    (clarks-garage.com)

Camshaft chain tensioner replacement (16V)    (clarks-garage.com)

Timing belt video    (944Online.com)

Top Dead Center (TDC)

Locating and setting engine to TDC    (clarks-garage.com)

Torque Tube

Removal, rebuilding, and installation    (clarks-garage.com)

Torsion Bar

Removing, replacing, and reindexing    (clarks-garage.com)

Transaxle

Changing manual transaxle fluid    (clarks-garage.com)

Checking, repairing, and replacing the shift lever and shift linkage    (clarks-garage.com)

Information    (clarks-garage.com)

Transaxle removal and installation    (clarks-garage.com)

Transmission    (944time.com)

Troubleshooting

Engine    (clarks-garage.com)

Cooling system    (clarks-garage.com)

Fuel system    (clarks-garage.com)

Clutch    (clarks-garage.com)

Manual transmission    (clarks-garage.com)

Automatic transmission    (clarks-garage.com)

Brakes    (clarks-garage.com)

Suspension and steering    (clarks-garage.com)

Electrical    (clarks-garage.com)

Heating, ventilation, and air conditioning    (clarks-garage.com)

Turbocharger

Replacement (including tips on K27 turbocharger installation)    (clarks-garage.com)

K26 turbocharger identification    (clarks-garage.com)

Turn Signals

Common problems and repairs    (clarks-garage.com)

Vacuum Line Routing

Fuel and vacuum line diagram (1985.5 and newer n/a 944)    (clarks-garage.com)

Fuel and vacuum line diagram (16V normally aspirated 944)    (clarks-garage.com)

Fuel and vacuum line diagram (944 Turbo)    (clarks-garage.com)

Wastegate

Checking    (clarks-garage.com)

Fabricating    (clarks-garage.com)

Removal and installation    (clarks-garage.com)

Water Pump

Information and replacement    (clarks-garage.com)

Wheels

Cookie cutter paint removal    (pelicanparts.com)

Fuchs polishing 101    (pelicanparts.com)

Refinishing fuchs wheels    (pelicanparts.com)

Alloy wheel painting    (pelicanparts.com)

Wheel Bearings

Front wheel bearings – Checking, adjustment, repacking, and replacement    (clarks-garage.com)

Rear wheel bearing replacement – Steel trailing arms    (clarks-garage.com)

Rear wheel bearing replacement – Aluminum trailing arms    (clarks-garage.com)

Windows (electrical)

Troubleshooting and switch repair    (clarks-garage.com)