Impulse L4-1994cc 2.0L (1985): Engine, Cooling and Exhaust

Also for this vehicle: Impulse Coupe L4-1588cc 1.6L DOHC Turbo (4XE1-WT) (1992), Impulse Hatchback L4-1588cc 1.6L DOHC (4XE1-W) (1992), Impulse Hatchback L4-1809cc 1.8L DOHC (4XF1-W) (1992), Impulse L4-1588cc 1.6L DOHC (4XE1-W) (1990), Impulse L4-1949cc (G200z) (1986), Impulse L4-1994cc 2.0L (4ZC1-T) (1989), Impulse L4-2254cc 2.3L SOHC (1988).

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

1. 01Diagnostic Trouble Codes (DTC)Diagnostic Trouble Codes (DTC): Sections
2. 02Relays and ModulesRelays and Modules: Sections
3. 03Sensors and SwitchesSensors and Switches: Sections
4. 04MaintenanceMaintenance: Sections
5. 05Engine, Cooling and ExhaustEngine, Cooling and Exhaust: Sections
   • Engine49 pages

     • Camshaft, Lifters and Push Rods5 pages

       • Camshaft, Engine › Component Information › Specifications2
       • Rocker Arm Assembly › Component Information3 pages

         • Specifications
         • Service and Repair › Removal and Installation2
     • Cylinder Block Assembly3 pages

       • Connecting Rod, Engine › Component Information › Service and Repair
       • Crankshaft Main Bearing › Component Information › Technical Service Bulletins › Crankshaft Bearing - Manual Correction
       • Piston, Engine › Component Information › Service and Repair
     • Cylinder Head Assembly8 pages

       • Valve Clearance › System Information › Locations2
       • Fuel Pressure Release › System Information › Service Precautions
       • Rocker Arm Assembly › Component Information3 pages

         • Specifications
         • Service and Repair › Removal and Installation2
       • Valve Cover › Component Information › Specifications
       • Valve, Intake/Exhaust › Component Information › Locations
     • Drive Belts, Mounts, Brackets and Accessories › Drive Belt › Component Information › Technical Service Bulletins › V Belt - Tension Adjustment
     • Engine Lubrication10 pages

       • Engine Oil Drain Plug › Component Information › Technical Service Bulletins › Oil Drain Plug Washer - Replacement
       • Engine Oil › Component Information › Technical Service Bulletins › Engine - Oil Usage Testing and Reporting234567
       • Oil Pan, Engine › Component Information › Service and Repair
       • Oil Pressure Sender › Component Information › Locations
     • Intake Manifold › Component Information › Specifications
     • Seals and Gaskets, Engine2 pages

       • Crankshaft Main Bearing Seal › Component Information › Technical Service Bulletins › Crankshaft Rear Oil Seal - Leakage Diagnosis
       • Timing Cover Oil Seal <--> [Front Crankshaft Seal] › Component Information › Service and Repair
     • Sensors and Switches - Engine › Oil Pressure Sender › Component Information › Locations
     • Timing Components3 pages

       • Timing Belt › Component Information › Service and Repair2
       • Timing Cover › Component Information › Service and Repair
     • Tune-up and Engine Performance Checks14 pages

       • Fuel Pressure › System Information › Specifications234
       • Idle Speed › System Information › Specifications2
       • Fuel Filter › Fuel Pressure Release › System Information › Service Precautions
       • Firing Order › Component Information › Specifications
       • Ignition Timing › Timing Marks and Indicators › System Information › Locations
       • Distributor, Ignition › Component Information › Service and Repair › Distributor Replace2
       • Spark Plug › Component Information › Specifications
       • Valve Clearance › System Information › Locations2
     • Water Pump › Component Information › Service and Repair
   • Cooling System19 pages

     • Coolant › Component Information3 pages

       • Technical Service Bulletins › Coolant - Propylene Glycol Not Approved by Isuzu
       • Specifications › Cars2
     • Radiator Cooling Fan2 pages

       • Radiator Cooling Fan Motor › Component Information › Service and Repair
       • Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Testing and Inspection
     • Engine - Coolant Temperature Sensor/Switch6 pages

       • Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Testing and Inspection
       • Engine Temperature Sensor › Component Information › Specifications2345
     • Heater Core › Component Information › Service and Repair
     • Sensors and Switches - Cooling System › Engine - Coolant Temperature Sensor/Switch6 pages

       • Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Testing and Inspection
       • Engine Temperature Sensor › Component Information › Specifications2345
     • Water Pump › Component Information › Service and Repair
   • Exhaust System4 pages

     • Catalytic Converter › Component Information › Description and Operation
     • Exhaust Manifold › Component Information › Specifications2
     • Muffler › Component Information › Technical Service Bulletins › Muffler - Installation Tips
6. 06Powertrain ManagementPowertrain Management: Sections
7. 07Transmission and DrivetrainTransmission and Drivetrain: Sections
8. 08Brakes and Traction ControlBrakes and Traction Control: Sections
9. 09Starting and ChargingStarting and Charging: Sections
10. 10Power and Ground DistributionPower and Ground Distribution: Sections
11. 11Steering and SuspensionSteering and Suspension: Sections
12. 12Heating and Air ConditioningHeating and Air Conditioning: Sections
13. 13Restraint SystemsRestraint Systems: Sections
14. 14Accessories and Optional EquipmentAccessories and Optional Equipment: Sections
15. 15Body and FrameBody and Frame: Sections
16. 16Cruise ControlCruise Control: Sections
17. 17Instrument Panel, Gauges and Warning IndicatorsInstrument Panel, Gauges and Warning Indicators: Sections
18. 18Lighting and HornsLighting and Horns: Sections
19. 19Windows and GlassWindows and Glass: Sections
20. 20Wiper and Washer SystemsWiper and Washer Systems: Sections