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1991 Subaru XT6 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Subaru REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Wiring Diagrams
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- 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 1991 Subaru XT6 AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1991 Subaru XT6 2.7 H6 GAS
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BRAKE SERVICE PROCEDURES FOR 1991 Subaru XT6 AUTOMOBILES
SUBARU, ANTI-LOCK BRAKES -> DESCRIPTION
Vehicle: 1991 Subaru XT6 2.7 H6 GAS
The Anti-lock brake system (ABS) electrically controls brake fluid pressure to prevent wheel lock during braking on slippery road surfaces, improving steering stability and shortening the braking distance. If the ABS becomes inoperative, a fail-safe system activates to ensure conventional brake system operation.
The front and rear wheels utilize a four sensor, four channel control design. The...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Subaru XT6 AUTOMOBILES
Subaru -> Fuel Filter Scheduled Maintenance -> 1983-93 -> Normal Service -> Severe Service
Vehicle: 1991 Subaru XT6 2.7 H6 GAS
Normal Service
Replace every 30,000 miles
Severe...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Subaru XT6 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 1991 Subaru XT6 2.7 H6 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 1991 Subaru XT6 AUTOMOBILES
Alternator, Replace
Vehicle: 1991 Subaru XT6 2.7 H6 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 1991 Subaru XT6 AUTOMOBILES
Subaru -> Automatic Transmission (A/T) Fluid Temperature Indicator ->
Vehicle: 1991 Subaru XT6 2.7 H6 GAS
The A/T fluid 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 road and allowed to idle with transmission lever in Park until the lamp goes off. If the lamp goes off vehicle can ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Subaru XT6 AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 1991 Subaru XT6 2.7 H6 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition heater hose inlet clamp at water outlet using hose clamp pliers.
- Remove heater inlet hose from water outlet.
- Reposition heater core inlet hose clamp at heater core using hose clamp pliers.
- Remove hose from vehicle.
- Reverse procedure to install.
Outlet
- Drain cooling system into a suitable container.
- Reposition heater hose outlet clamp at water inlet using hose clamp pliers.
- Disco...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Subaru XT6 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1991 Subaru XT6 2.7 H6 GAS
- Loosen idler pulley lock nut.
- Loosen idl...
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COMPONENT LOCATION DIAGRAMS FOR 1991 Subaru XT6 AUTOMOBILES
Component location diagrams for most 1991 Subaru XT6 cars and light trucks sold in the U.S. from 1990+.
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![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1991 Subaru XT6 AUTOMOBILES
OEM drawn wiring diagrams for most 1991 Subaru XT6 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1991 Subaru XT6 AUTOMOBILES
OEM TSB listings for most 1991 Subaru XT6 cars and light trucks sold in the U.S. from 1985+.
Document: REMANUFACTURED TRANSAXLES PROGRAM - REVISED Vehicle: 1991 Subaru XT6 2.7 H6 GAS Auto Systems: |
Document: RECOMMENDED MATERIALS Vehicle: 1991 Subaru XT6 2.7 H6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1991 Subaru XT6 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Subaru XT6 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 1991 Subaru XT6 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 1991 Subaru XT6 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 1991 Subaru XT6 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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