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1999 Subaru Legacy CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Subaru REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Subaru -> Component Replacement & Adjustment -> Water Pump, Replace
Vehicle: 1999 Subaru Legacy 2.5 H4 GAS
- Drain cooling system.
- Disconnect radiator outlet hose.
- Remove radiator cooling fan motor assembly.
- Remove drive belt(s).
- Remove timing belt, tensioner adjuster, lefthand camshaft pulley, lefthand rear timing belt cover and tensioner bracket as outlined in MO...
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BRAKE SERVICE PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Power Brake Units -> Power Brake Unit Service -> Brake Booster, Replace -> Forester, Impreza, Legacy & Outback -> Overhaul -> SVX
Vehicle: 1999 Subaru Legacy 2.5 H4 GAS
Brake Booster, Replace
Forester, Impreza, Legacy & Outback
- Disconnect brake fluid level indicator connector, if equipped.
- Remove master cylinder assembly.
- Disconnect vacuum hose from brake booster.
- Working from inside the passenger compartment, remove snap pin and operating rod clevis pin from brake pedal assembly.
- Remove brake booster retaining nuts, then brake booster from vehicle.
- Reverse procedure to install. Torque brake booster retaining nuts to 10-17 ft. lbs.
SVX
- Raise and support vehicle and remo...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Subaru -> Fuel Filter Scheduled Maintenance -> 1994-04 Except 2004 Impreza WRX STi -> Normal Service -> Severe Service
Vehicle: 1999 Subaru Legacy 2.2 H4 GAS
Normal Service
Replace ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
CV AXLE SHAFT, Replace -> Front -> Rear
Vehicle: 1999 Subaru Legacy Outback 2.5 H4 GAS
Front
- Disconnect battery ground cable.
- Raise and support vehicle and support it with safety stands in proper locations.
- Remove wheel nuts and front wheels.
- Unstake hub nut using suitable tool.
- Remove driveshaft locknut from front hub while depressing brake pedal. Remove wheel before loosening axle nut.
- Remove stabilizer link from front arm.
- Disconnect transverse link from housing.
- Remove spring pin which secures transmission spindle and install new spring upon installation.
- Remove front driveshaft assembly. If driveshaft is hard to remove use suitable puller to aid in removal.
- Remo...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Alternator, Replace
Vehicle: 1999 Subaru Legacy 2.5 H4 GAS
- Disconnect ground cable from battery.
- Disconnect connector and terminal from alternator.
- Remove V-belt covers.
- Remove V-belts.
- Remove bolts which ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Cabin Air Filter Service -> Subaru -> 1998-2004 Legacy, Outback & 2003-04 Baja
Vehicle: 1999 Subaru Legacy 2.2 H4 GAS
The cabin air filter should be replaced every 12 months or 9,300 ...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Subaru -> Malfunction Indicator Lamp (MIL) ->
Vehicle: 1999 Subaru Legacy 2.5 H4 GAS
The MIL will be illuminated when the ignition switch is placed in the On position, and should go out when the engine is started. If the MIL remains lit after engine start-up, the self-diagnostic system has detected a fault an...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Radiator, Replace
Vehicle: 1999 Subaru Legacy Outback 2.5 H4 GAS
- Remove battery from vehicle.
- Remove engine splash shield/under cover.
- Drain engine coolant into suitable container.
- Disconnect radiator outlet hoses, Figs. .
- Remove drive belt cover, then disconnect inlet hoses.
- Disconnect e...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1999 Subaru Legacy AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1999 Subaru Legacy Outback 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 1999 Subaru Legacy AUTOMOBILES
Component location diagrams for most 1999 Subaru Legacy cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1999 Subaru Legacy AUTOMOBILES
OEM drawn wiring diagrams for most 1999 Subaru Legacy cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1999 Subaru Legacy AUTOMOBILES
OEM TSB listings for most 1999 Subaru Legacy cars and light trucks sold in the U.S. from 1985+.
Document: EVAPORATIVE EMISSION SYSTEM DIAGNOSTIC
INFORMATION Vehicle: 1999 Subaru Legacy 2.2 H4 GAS Auto Systems: |
Document: REMANUFACTURED TRANSAXLES PROGRAM - REVISED Vehicle: 1999 Subaru Legacy 2.2 H4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1999 Subaru Legacy AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1999 Subaru Legacy 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 1999 Subaru Legacy 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 1999 Subaru Legacy 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 1999 Subaru Legacy 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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