1990 Subaru XT REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1990 Subaru XT CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Subaru REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1990 Subaru XT car and truck repair procedures including Subaru engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Subaru XT automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Subaru mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 1990 Subaru XT vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 1990 Subaru XT AUTOMOBILES

A/C & Cooling System Maintenance -> Subaru -> 1990-2002
Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

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BRAKE SERVICE PROCEDURES FOR 1990 Subaru XT AUTOMOBILES

SUBARU, HYDRAULIC BRAKE SYSTEMS -> DUAL PROPORTIONING VALVE REPLACEMENT
Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

Inspect brake line connections at DPV for fluid leakage. If leakage is found tighten lines or replace DPV.

  • Disconnect brake line flare nuts at all six connections from DPV.
  • Remove retaining ...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Subaru XT AUTOMOBILES

Subaru -> Fuel Filter Replacement -> Except Justy w/Carbureted Engine -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1990 Subaru XT GL 1.8 H4 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 XT AUTOMOBILES

DRIVESHAFT U-JOINT, Replace -> Installation -> Removal
Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

Removal

  • Put matching marks on affected parts.
  • Remove bolts which hold front propeller shaft to rear propeller shaft.
  • Place companion flange in a vise and remove stake nut. Be sure not to hold propeller shaft pipe portion in vise.
  • Drive out companion flange with a puller or press. Before disassembling, put matching mark on affected parts.
  • Lightly tap head of front propeller shaft with a copper hammer un...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Subaru XT AUTOMOBILES

Alternator, Replace
Vehicle: 1990 Subaru XT GL 1.8 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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MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Subaru XT AUTOMOBILES

Subaru -> Air Bag Warning Lamp ->
Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

The air bag warning lamp, located inside the combination meter, will illuminate in the event of a poor connection or other air bag system fault. When the air bag system is functioning properly, the lamp should go out approximately 8 seconds after the ignition switch ...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1990 Subaru XT AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

Lower

  • Disconnect ground cable from battery.
  • Drain engine coolant completely into a suitable container.
  • Disconnect radiator outlet hose from water pump.
  • Disconnect radiator outlet hose from radiator.
  • Remove outlet house from vehicle.
  • Reverse procedure ...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1990 Subaru XT AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

  • Loosen alternator lock nut.
  • Loosen alt...

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COMPONENT LOCATION DIAGRAMS FOR 1990 Subaru XT AUTOMOBILES

Component location diagrams for most 1990 Subaru XT cars and light trucks sold in the U.S. from 1990+.

Engine Compartment Electrical Components Diagram for 1990 Subaru XT GL 1.8 H4 GASEngine Compartment Electrical Components Diagram for 1990 Subaru XT GL 1.8 H4 GAS

Components on diagram:
  • Pressure Sensor
  • Water Temperature Sensor
  • Oxygen Sensor
  • Radiator Fan Switch
  • Air Temperature Sensor
  • Engine Harness Connectors Diagram for 1990 Subaru XT GL 1.8 H4 GASEngine Harness Connectors Diagram for 1990 Subaru XT GL 1.8 H4 GAS

    Components on diagram:
  • Connector E1
  • Connector E10
  • Connector E11
  • Connector E16
  • Connector E17
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    WIRING DIAGRAMS FOR 1990 Subaru XT AUTOMOBILES

    OEM drawn wiring diagrams for most 1990 Subaru XT cars and light trucks sold in the U.S.

    1990 Subaru XT GL 1.8 H4 GAS Wiring Diagram1990 Subaru XT GL 1.8 H4 GAS Wiring Diagram

    Components on diagram:
  • Symbol Identification
  • 1990 Subaru XT GL 1.8 H4 GAS Wiring Diagram1990 Subaru XT GL 1.8 H4 GAS Wiring Diagram

    Components on diagram:
  • Battery
  • Ignition Switch
  • Clutch Switch
  • Starter Motor
  • Manual Transmission Interlock Relay
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    TECHNICAL SERVICE BULLETINS FOR 1990 Subaru XT AUTOMOBILES

    OEM TSB listings for most 1990 Subaru XT cars and light trucks sold in the U.S. from 1985+.

    Document: REMANUFACTURED TRANSAXLES PROGRAM - REVISED
    Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

    Auto Systems:
  • Automatic Trans, Coolers, Torque Converter
  • Document: RECOMMENDED MATERIALS
    Vehicle: 1990 Subaru XT GL 1.8 H4 GAS

    Auto Systems:
  • Chemicals, Antifreeze, Additives
  • CLICK HERE TO GET FULL ACCESS TO 1990 Subaru XT TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1990 Subaru XT AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1990 Subaru XT 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 XT 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 XT 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 XT 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

    CLICK HERE TO GET FULL ACCESS TO 1990 Subaru XT SPECIFICATIONS DATA!

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