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1990 Subaru Justy 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
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
A/C & Cooling System Maintenance -> Subaru -> 1990-2002
Vehicle: 1990 Subaru Justy GL 1.2 L3 GAS
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BRAKE SERVICE PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
SUBARU, DRUM BRAKES -> PARKING BRAKE ADJUSTMENT
Vehicle: 1990 Subaru Justy GL 1.2 L3 GAS
- Pull parking brake lever three to five times. On all except Legacy, mechanism should click six to seven times when a force of 55 lbs. is exerted on the lever. On Legacy, mechanism should click seven to eight times when a force of 44 lbs. is exerted on the lever.
- On all except Justy and Legacy, if lever operation is not as specified, rotate the equalizer cable adjustment nut until play at "A" in Fig. is set at 0-.02...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
Subaru -> Fuel Filter Replacement -> Except Justy w/Carbureted Engine -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1990 Subaru Justy GL 1.2 L3 GAS
Fuel System Pressure Relief
- On Impreza, SVX, 1990-94 Legacy models,fold down the rear seat back, then remove the floor mat and access hole lid.
- On 1995-00 Legacy models, remove the rear seat cushion and seat back, then the floor mat and access hole lid.
- On all models, disconnect the fuel pump relay electrical connector.
- Start the engine and operate until it stalls.
- After the engine has stalled, crank the engine for at least 5 seconds.
- Place the ignition switch in Off position.
- Disconnect the battery ground cable.
- Connect the fuel pump electrical connector.
- On...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 1990 Subaru Justy GL 1.2 L3 GAS
- Disconnect ground cable from battery.
- Move selector lever or gear shift lever to "N".
- Release parking brake.
- Jack up vehicle and support it with sturdy racks.
- Remove rear exhaust pipe and muffler.
- Remove front exhaust cover.
- Remove differential mount front cover.
- Remove four bolts which hold propeller shaft to rear differential. Put matching marks on affected parts before removal. Remove all but one bolt.
- Remove two bolts which hold center bearing to car body.
- Place a s...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
Starter, Replace
Vehicle: 1990 Subaru Justy GL 1.2 L3 GAS
- Disconnect battery ground cable.
- Disconnect battery cable and solenoid wiring at sta...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
Subaru -> Rear Differential Oil Temperature Indicator Lamp ->
Vehicle: 1990 Subaru Justy GL 1.2 L3 GAS
The Rear Differential Oil temperature lamp will turn on when ignition switch is placed in On position and should turn off after a few seconds. If lamp illuminates while driving, the vehicle should be pulled off the r...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
Radiator, Replace
Vehicle: 1990 Subaru Justy GL 1.2 L3 GAS
- Drain engine coolant.
- Remove inlet and outlet hoses from radiator, Fig. .
- Disconnect radiator fan electrical connection.
- Remove radiator brackets.
- On models equipped with electronically controlled variable transaxles (E...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1990 Subaru Justy AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1990 Subaru Justy DL 1.2 L3 GAS
- Disconnect negative cable from battery.
- Loosen alternator ...
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COMPONENT LOCATION DIAGRAMS FOR 1990 Subaru Justy AUTOMOBILES
Component location diagrams for most 1990 Subaru Justy cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1990 Subaru Justy AUTOMOBILES
OEM drawn wiring diagrams for most 1990 Subaru Justy cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1990 Subaru Justy AUTOMOBILES
OEM TSB listings for most 1990 Subaru Justy cars and light trucks sold in the U.S. from 1985+.
Document: REMANUFACTURED TRANSAXLES PROGRAM - REVISED Vehicle: 1990 Subaru Justy DL 1.2 L3 GAS Auto Systems: |
Document: RECOMMENDED MATERIALS Vehicle: 1990 Subaru Justy DL 1.2 L3 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1990 Subaru Justy AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1990 Subaru Justy 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 1990 Subaru Justy 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 1990 Subaru Justy 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 1990 Subaru Justy 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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