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1993 Subaru Impreza CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Subaru REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- 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
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1993 Subaru Impreza 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 Impreza automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1993 Subaru Impreza AUTOMOBILES
Air Bag System Precautions -> Subaru -> Disarming
Vehicle: 1993 Subaru Impreza 4X4 1.8 H4 GAS
- Turn ignition Off.
- Disconnect battery ground cable, then battery positive cable.
- On Impreza models, wait 20 se...
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BRAKE SERVICE PROCEDURES FOR 1993 Subaru Impreza AUTOMOBILES
Drum Brakes -> Brake Service -> Impreza & Legacy -> Justy -> Loyale
Vehicle: 1993 Subaru Impreza LS 1.8 H4 GAS
Loyale
- Raise and support vehicle, then remove rear wheels.
- Remove brake drum, then disconnect brake line from back plate.
- Using suitable pliers, remove shoe hold-down springs, Figs. and .
- Remove shoes.
- Reverse procedure to install. Refer to Fig. , for tightening specifications.
Impreza & Legacy
- Raise and support vehicle, then remove rear wheels.
- Remove brake drum. If difficult to remove brake drum, remove adjusting hole cover from back plate, then turn adjusting screw until shoe separate from drum.
- Remove hold-down pin and cup.
- Disconnect lower shoe return spring from shoes.
- Remove s...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1993 Subaru Impreza AUTOMOBILES
Subaru -> Fuel Filter Replacement -> Except Justy w/Carbureted Engine -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1993 Subaru Impreza 4X4 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 1993 Subaru Impreza AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Installation -> Removal
Vehicle: 1993 Subaru Impreza L 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 u...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1993 Subaru Impreza AUTOMOBILES
Starter, Replace
Vehicle: 1993 Subaru Impreza 1.8 H4 GAS
- Disconnect battery ground cable.
- Disconnect battery cable and solenoid wiring at sta...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1993 Subaru Impreza AUTOMOBILES
Subaru -> Electronic Brake Force Distribution (EBD) Warning ->
Vehicle: 1993 Subaru Impreza L 1.8 H4 GAS
If the Brake System warning lamp and the Anti-Lock Brake System (ABS) warning lamp illuminate simultaneously while driving the vehicle, a malfunction in the EBD system is indicated. If both warning lamps illuminate, stop the vehicle in the nearest flat safe place. Turn the engine off and apply the parking brake. Restart the engine and release the parking brake, if both the warning lamp...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1993 Subaru Impreza AUTOMOBILES
Heater Hose, Replace -> Bypass -> Inlet -> Outlet
Vehicle: 1993 Subaru Impreza LS 1.8 H4 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition heater hose inlet clamp at thermostat housing using a suitable tool.
- Remove heater inlet hose from thermostat housing.
- Reposition heater core inlet hose clamp at heater core using a suitable tool.
- 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 a suitable tool.
- Disconne...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1993 Subaru Impreza AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1993 Subaru Impreza 1.8 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 1993 Subaru Impreza AUTOMOBILES
Component location diagrams for most 1993 Subaru Impreza cars and light trucks sold in the U.S. from 1990+.
 Engine & Transmission Wiring Diagram for 1993 Subaru Impreza 1.8 H4 GASComponents on diagram: |
 Body Electrical Unit Locations Diagram for 1993 Subaru Impreza 4X4 1.8 H4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1993 Subaru Impreza AUTOMOBILES
OEM drawn wiring diagrams for most 1993 Subaru Impreza cars and light trucks sold in the U.S.
 1993 Subaru Impreza LS 1.8 H4 GAS Wiring DiagramComponents on diagram: |
 1993 Subaru Impreza L 1.8 H4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1993 Subaru Impreza AUTOMOBILES
OEM TSB listings for most 1993 Subaru Impreza cars and light trucks sold in the U.S. from 1985+.
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Document: REMANUFACTURED TRANSAXLES PROGRAM - REVISED Vehicle: 1993 Subaru Impreza 1.8 H4 GAS Auto Systems: |
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Document: RECOMMENDED MATERIALS Vehicle: 1993 Subaru Impreza 1.8 H4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1993 Subaru Impreza AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1993 Subaru Impreza 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 1993 Subaru Impreza 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 1993 Subaru Impreza 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 1993 Subaru Impreza 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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