Impreza F4-2.5L SOHC (2003): Maintenance

Also for this vehicle: Impreza 2.5 RS Coupe AWD F4-2.5L SOHC (2001), Impreza 2.5 RS Coupe F4-2.5L SOHC (2000), Impreza 2.5 RS Sedan AWD F4-2.5L SOHC (2002), Impreza Brighton Coupe AWD F4-2.2L SOHC (1997), Impreza Coupe AWD F4-1820cc 1.8L SOHC (1995), Impreza Coupe FWD F4-1820cc 1.8L SOHC (1995), Impreza F4-2.5L (2008), Impreza GT F4-2.5L Turbo (2009), Impreza L Coupe AWD F4-2.2L SOHC (2001), Impreza L Coupe F4-2.2L SOHC (1999), Impreza L Sedan F4-2.2L SOHC (1997), Impreza L Sport Wagon AWD F4-2.2L SOHC (2001), Impreza L Sport Wagon F4-2.2L SOHC (1999), Impreza Outback Sport AWD F4-2.5L SOHC (2002), Impreza RS Coupe AWD F4-2.5L DOHC (1998), Impreza RS Coupe AWD F4-2.5L SOHC (1999), Impreza Sedan AWD F4-1820cc 1.8L SOHC (1993), Impreza Sedan FWD F4-1820cc 1.8L SOHC (1995), Impreza Wagon AWD F4-1820cc 1.8L SOHC (1993), Impreza Wagon AWD F4-2.2L SOHC (1996), Impreza Wagon FWD F4-1820cc 1.8L SOHC (1995), Impreza WRX F4-2.0L DOHC Turbo (2004), Impreza WRX F4-2.5L DOHC Turbo (2006), Impreza WRX STI F4-2.5L DOHC Turbo (2007), Impreza WRX STI F4-2.5L Turbo (2008), Impreza WRX Wagon F4-2.0L DOHC Turbo (2002).

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1. 01Relays and ModulesRelays and Modules: Sections
2. 02Sensors and SwitchesSensors and Switches: Sections
3. 03MaintenanceMaintenance: Sections
   • Alignment › System Information › Specifications › Front2
   • Tune-up and Engine Performance Checks30 pages

     • Fuel Pressure › System Information › Specifications2
     • Idle Speed › System Information › Specifications2
     • Air Cleaner Housing › Air Filter Element › Component Information › Testing and Inspection23
     • Fuel Filter › Fuel Pressure Release › System Information › Service Precautions2
     • Firing Order › Component Information › Specifications
     • Ignition Timing › Number One Cylinder › Component Information › Locations
     • Ignition Cable › Component Information › Technical Service Bulletins6 pages

       • All Technical Service Bulletins for Ignition Cable: › 07-60-07R › Apr › 07 › Ignition System - DTC's P0301/P0302/P0303/P030423
       • Customer Interest for Ignition Cable: › 07-60-07R › Apr › 07 › Ignition System - DTC's P0301/P0302/P0303/P030423
     • Spark Plug › Component Information6 pages

       • Technical Service Bulletins › Ignition System - Spark Plug Replacement Intervals
       • Service and Repair › Removal and Installation2345
     • Compression Check › System Information › Specifications › Mechanical Specifications2
     • Valve Clearance › System Information › Specifications2345
   • Timing Belt › Component Information › Technical Service Bulletins › Engine - Rub Mark On Back Of Timing Belt
   • Filters14 pages

     • Air Cleaner Housing › Air Filter Element › Component Information › Testing and Inspection23
     • Cabin Air Filter › Component Information › Service and Repair
     • Evaporative Canister Filter › Component Information › Locations2345
     • Fluid Filter - A/T › Component Information › Service and Repair
     • Fuel Filter › Fuel Pressure Release › System Information › Service Precautions2
     • Oil Filter, Engine › Component Information › Service and Repair2
   • Hoses18 pages

     • Coolant Line/Hose › Component Information › Technical Service Bulletins8 pages

       • Customer Interest: › 09-52-08 › Aug › 08 › Cooling System - Coolant Comes Out Of Reservoir23
       • All Technical Service Bulletins: › 09-52-08 › Aug › 08 › Cooling System - Coolant Comes Out Of Reservoir23
       • All Other Service Bulletins for Coolant Line/Hose: › 03-51-02R › May › 03 › M/T - Cold Clutch Judder2
       • All Other Service Bulletins for Coolant Line/Hose: › 03-51-02R › May › 03 › M/T - Cold Clutch Judder
     • Hose/Line HVAC › Component Information › Service and Repair
     • Power Steering Line/Hose › Component Information › Service and Repair23456789
   • Fluids38 pages

     • Brake Fluid › Component Information › Specifications23
     • Clutch Fluid › Component Information › Specifications › Capacity Specifications2
     • Coolant › Component Information3 pages

       • Technical Service Bulletins › Cooling System - Warranty Repair Coolant Usage
       • Specifications › Capacity Specifications2
     • Differential Fluid - A/T › Component Information4 pages

       • Specifications › Capacity Specifications2
       • Service and Repair › Differential Fluid Level Check2
     • Differential Fluid - Transfer Case › Component Information › Specifications
     • Fluid - A/T › Component Information6 pages

       • Specifications › Capacity Specifications2
       • Service and Repair › A/T Fluid Level Check234
     • Fluid - M/T › Component Information4 pages

       • Specifications › Capacity Specifications2
       • Service and Repair › Transmission Gear Oil Inspection2
     • Fluid - Differential › Component Information › Specifications › Capacity Specifications2
     • Fluid - Transfer Case › Component Information › Specifications
     • Engine Oil › Component Information › Specifications › Capacity Specifications2
     • Power Steering Fluid › Component Information › Specifications › Capacity Specifications2
     • Refrigerant › Component Information4 pages

       • Specifications › Capacity Specifications2
       • Service Precautions › Technician Safety Information2
     • Refrigerant Oil › Component Information4 pages

       • Specifications › Capacity Specifications2
       • Service and Repair › Operation2
   • Brake Bleeding › System Information › Service and Repair23
   • Air Bag(s) Arming and Disarming › System Information › Service and Repair
   • Fuses and Circuit Breakers18 pages

     • Fuse › Component Information › Locations23456
     • Fuse Block › Component Information › Locations23456
     • Relay Box › Component Information › Locations23456
   • Service Reminder Indicators2 pages

     • Maintenance Required Lamp/Indicator › Component Information › Service and Repair
     • Malfunction Indicator Lamp › Component Information › Description and Operation
   • Wheels and Tires48 pages

     • Tire Monitoring System › System Information › Technical Service Bulletins › Tires - Tire Pressure Monitoring System
     • Tires › Spare Tire › Component Information › Service and Repair
     • Wheels › Component Information › Technical Service Bulletins9 pages

       • Customer Interest: › 05-50-10R › Feb › 11 › Wheels/Tires - Highway Speed Vibration/Harshness/Noise23
       • All Technical Service Bulletins: › 05-50-10R › Feb › 11 › Wheels/Tires - Highway Speed Vibration/Harshness/Noise23
       • All Other Service Bulletins for Wheels: › 07-60-07R › Apr › 07 › Ignition System - DTC's P0301/P0302/P0303/P030423
       • All Other Service Bulletins for Wheels: › 07-60-07R › Apr › 07 › Ignition System - DTC's P0301/P0302/P0303/P0304
     • Wheel Bearing › Component Information33 pages

       • Technical Service Bulletins › Drivetrain - Revised Rear Wheel Bearing Installation2
       • Service and Repair › Front234567891011121314151617181920…31
     • Wheel Cover › Component Information › Service and Repair
     • Wheel Hub › Axle Nut › Component Information › Specifications › Front Axle2
     • Wheel Fastener › Component Information › Technical Service Bulletins › Wheels/Tires - Wheel Lock Installation/Removal
   • Towing Information › System Information › Technical Service Bulletins › Vehicle - Flat Towing Information
4. 04Engine, Cooling and ExhaustEngine, Cooling and Exhaust: Sections
5. 05Powertrain ManagementPowertrain Management: Sections
6. 06Transmission and DrivetrainTransmission and Drivetrain: Sections
7. 07Brakes and Traction ControlBrakes and Traction Control: Sections
8. 08Starting and ChargingStarting and Charging: Sections
9. 09Power and Ground DistributionPower and Ground Distribution: Sections
10. 10Steering and SuspensionSteering and Suspension: Sections
11. 11Heating and Air ConditioningHeating and Air Conditioning: Sections
12. 12Restraint SystemsRestraint Systems: Sections
13. 13Accessories and Optional EquipmentAccessories and Optional Equipment: Sections
14. 14Body and FrameBody and Frame: Sections
15. 15Cruise ControlCruise Control: Sections
16. 16Instrument Panel, Gauges and Warning IndicatorsInstrument Panel, Gauges and Warning Indicators: Sections
17. 17Lighting and HornsLighting and Horns: Sections
18. 18Windows and GlassWindows and Glass: Sections
19. 19Wiper and Washer SystemsWiper and Washer Systems: Sections