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2008 Subaru Forester CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Subaru REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2008 Subaru Forester AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2008 Subaru Forester Sports 2.5 X 2.5 H4 GAS
Wrap metal parts with a cloth or rubber material. Rubber boot may be damaged due to interference with adjacent metal parts during removal.
- Disconnect battery ground cable.
- Place vehicle in neutral.
- Release parking brake.
- Raise and support vehicle and support it with safety stands in proper locations.
- Remove center exhaust pipes bolts and nuts.
- Remove rear exhaust pipe and muffler.
- Remove heat shield cover.
- Remove differential mount front cover bolts, then remove mount.
- Place reference mark on front driveline and rear differential flange. Paint is recommended for match marks. Never da...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2008 Subaru Forester AUTOMOBILES
Relearn Procedures -> Transmitter ID Registration
Vehicle: 2008 Subaru Forester Sports 2.5 X 2.5 H4 GAS
Transmitter ID Registration
The following procedure must be performed when tire pressure sensor or TPMS control module is replaced. If tire pressure sensor transmitter ID cannot be registered after two attempts, replace the TPMS control module. If the registration procedure is not performed for 5 minutes or more or if the ignition switch is placed in the Off position, the registration mode will be cancelled.
- Check and adjust all tires to the recommended pressure.
- Connect the Subaru Select Monitor tool, or equivalent tool, then select Each System Check, Tire Pressure Monitor and ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2008 Subaru Forester AUTOMOBILES
Starter, Replace
Vehicle: 2008 Subaru Forester Sports 2.5 XT 2.5 H4 GAS
- Disconnect battery ground cable.
- On models equipped with Turbo, remove engine cover.
- On models not equipped with Turbo, remove air cleaner case.
- On all models, disconnect intake air temperature sensor connector.
- Remove bolts securing air cleaner case stay.
- Disconnect hoses and intake duct from air cleaner case.
- Loosen clamps that connects air cleaner case to throttle body.
- Remove air cleaner case.
- On models equipped with Turbo, remove intercooler.
- On all models, remove bolts securing air cleaner stay.
- Disconnect PCV hose from PCV pipe.
- Remove PCV pipe from intercooler.
- Disconnect air byp...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2008 Subaru Forester AUTOMOBILES
Cabin Air Filter Service -> Subaru -> 2008 Forester
Vehicle: 2008 Subaru Forester XT Limited 2.5 H4 GAS
The cabin air filter should be replaced every 12 months or 7,500 miles.
- Disconnect the battery ground cable.
- Remove the glove compartment.
- Disengage the cabin air filter access cover tabs, Fig. , then remove the cover.
- ...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2008 Subaru Forester AUTOMOBILES
Subaru -> Intercooler Water Spray Warning Lamp ->
Vehicle: 2008 Subaru Forester Sports 2.5 XT 2.5 H4 GAS
The lamp will light when the water in the intercooler w...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2008 Subaru Forester AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 2008 Subaru Forester Sports 2.5 XT 2.5 H4 GAS
Inlet
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at heater core.
- Remove hose from heater core.
- Reposition hose clamp at cylinder head.
- Remove hose from cylinder head.
- Remove hose from vehicle.
- Reverse procedure to install.
Outlet
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2008 Subaru Forester AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2008 Subaru Forester Sports 2.5 XT 2.5 H4 GAS
- Remove drive belt cover. Wipe off any oil or water on belt and pulley.
- Loosen lockbolt on slider bolt.
- Loosen slider bolt.
- ...
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COMPONENT LOCATION DIAGRAMS FOR 2008 Subaru Forester AUTOMOBILES
Component location diagrams for most 2008 Subaru Forester cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2008 Subaru Forester AUTOMOBILES
OEM drawn wiring diagrams for most 2008 Subaru Forester cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2008 Subaru Forester AUTOMOBILES
OEM TSB listings for most 2008 Subaru Forester cars and light trucks sold in the U.S. from 1985+.
Document: Service Manual Corrections Vehicle: 2008 Subaru Forester X L.l. Bean Edition 2.5 H4 GAS Auto Systems: |
Document: EVAPORATIVE EMISSION SYSTEM DIAGNOSTIC
INFORMATION Vehicle: 2008 Subaru Forester X L.l. Bean Edition 2.5 H4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2008 Subaru Forester AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2008 Subaru Forester 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 2008 Subaru Forester 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 2008 Subaru Forester 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 2008 Subaru Forester 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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