Civic Si L4-2.0L (2004): Engine, Cooling and Exhaust

Also for this vehicle: Civic Coupe L4-1.5L SOHC (16 valve) (1995), Civic Coupe L4-1.5L SOHC (VTEC) (1995), Civic Coupe L4-1.6L SOHC (VTEC) (1996), Civic Coupe L4-1595cc 1.6L DOHC (VTEC) MFI (1999), Civic CVCC L4-1335cc 1300 EJ1 (1983), Civic CVCC L4-1342cc 1.3L EV1 (1984), Civic CVCC L4-1488cc 1.5L EW1, EW3 (1985), Civic CVCC L4-1488cc 1500 EM1 (1982), Civic CX Hatchback L4-1590cc 1.6L SOHC MFI (1997), Civic DX Coupe L4-1590cc 1.6L SOHC MFI (1999), Civic DX Hatchback L4-1590cc 1.6L SOHC MFI (1997), Civic DX Sedan L4-1590cc 1.6L SOHC MFI (1999), Civic DX Sedan L4-1668cc 1.7L SOHC MFI (2001), Civic EX Coupe L4-1590cc 1.6L SOHC (VTEC) MFI (1997), Civic EX Sedan L4-1590cc 1.6L SOHC (VTEC) MFI (1999), Civic EX Sedan L4-1668cc 1.7L SOHC (VTEC) MFI (2001), Civic GX Sedan L4-1.6L CNG (1998), Civic Hatchback L4-1.5L SOHC (16 valve) (1995), Civic Hatchback L4-1.5L SOHC (VTEC) (1995), Civic Hatchback L4-1.6L SOHC (16 Valve) (1996), Civic Hatchback L4-1342cc 1.3L SOHC (EV1) 3V Carb (1986), Civic Hatchback L4-1488cc 1.5L SOHC (D15A2) 3V Carb (1987), Civic Hatchback L4-1488cc 1.5L SOHC (EW3) MFI (1986), Civic Hatchback L4-1493cc 1.5L SOHC (D15B1) TBI (1990), Civic Hatchback L4-1493cc 1.5L SOHC (D15B2) TBI (1988), Civic Hatchback Si L4-1590cc 1.6L SOHC (D16A6) MFI (1990), Civic HF L4-1.8L (2012), Civic HX Coupe L4-1590cc 1.6L SOHC (VTEC-E) MFI (1997), Civic HX Coupe L4-1668cc 1.7L SOHC (VTEC-E) MFI (2001), Civic L4-1.3L Hybrid (2008), Civic L4-1.7L CNG (2003), Civic L4-1.8L (2006), Civic L4-1.8L CNG (2008), Civic L4-1493cc 1.5L SOHC (16 valve) (1993), Civic L4-1493cc 1.5L SOHC (16 valve) MFI (1994), Civic L4-1493cc 1.5L SOHC (8 valve) (1992), Civic L4-1493cc 1.5L SOHC (VTEC) (1993), Civic L4-1590cc 1.6L SOHC (VTEC) (1992), Civic L4-1668cc 1.7L SOHC MFI (2003), Civic LX Sedan L4-1590cc 1.6L SOHC MFI (1998), Civic LX Sedan L4-1668cc 1.7L SOHC MFI (2001), Civic Natural Gas L4-1.8L CNG (2012), Civic Sedan L4-1.5L SOHC (16 valve) (1995), Civic Sedan L4-1.5L SOHC (VTEC) (1995), Civic Sedan L4-1.6L SOHC (VTEC) (1996), Civic Sedan L4-1488cc 1.5L SOHC (D15A2) 3V Carb (1987), Civic Sedan L4-1493cc 1.5L SOHC (D15B2) TBI (1989), Civic Sedan L4-1590cc 1.6L SOHC (D16A6) MFI (1990), Civic VP Sedan L4-1590cc 1.6L SOHC MFI (1999), Civic Wagon 2WD L4-1488cc 1.5L SOHC (EW1) 3V Carb (1986), Civic Wagon 2WD L4-1493cc 1.5L SOHC (D15B2) TBI (1988), Civic Wagon 4WD L4-1488cc 1.5L SOHC (D15A2) 3V Carb (1987), Civic Wagon 4WD L4-1590cc 1.6L SOHC (D16A6) MFI (1989).

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

1. 01Relays and ModulesRelays and Modules: Sections
2. 02Sensors and SwitchesSensors and Switches: Sections
3. 03MaintenanceMaintenance: Sections
4. 04Engine, Cooling and ExhaustEngine, Cooling and Exhaust: Sections
   • Engine346 pages

     • Actuators and Solenoids - Engine47 pages

       • Variable Valve Timing Actuator › Component Information43 pages

         • Locations
         • Diagrams › Diagram Information and Instructions234567891011121314151617181920…35
         • Testing and Inspection › VTC Actuator234
         • Service and Repair › VTC Actuator, Exhaust Camshaft Sprocket Replacement23
       • Variable Valve Timing Solenoid › Component Information › Locations234
     • Compression Check › System Information › Specifications2
     • Camshaft, Lifters and Push Rods60 pages

       • Camshaft Bearing › Component Information › Specifications
       • Camshaft Gear/Sprocket › Component Information › Specifications2
       • Camshaft, Engine › Component Information › Specifications234
       • Rocker Arm Assembly › Component Information10 pages

         • Specifications
         • Testing and Inspection › Rocker Arms and Shaft Inspection234
         • Service and Repair › Rocker Arms and Shafts Disassembly/Reassembly2345
       • Variable Valve Timing Actuator › Component Information43 pages

         • Locations
         • Diagrams › Diagram Information and Instructions234567891011121314151617181920…35
         • Testing and Inspection › VTC Actuator234
         • Service and Repair › VTC Actuator, Exhaust Camshaft Sprocket Replacement23
     • Cylinder Block Assembly53 pages

       • Balance Shaft › Component Information › Specifications2
       • Connecting Rod Bearing › Component Information › Specifications › Connecting Rod to Journal Clearance2345
       • Connecting Rod, Engine › Component Information5 pages

         • Technical Service Bulletins › Engine - Connecting Rod Damage Information
         • Specifications › Service Specifications2
         • Testing and Inspection › Connecting Rod Bolt Inspection2
       • Crankshaft Gear/Sprocket › Component Information › Specifications
       • Crankshaft Main Bearing › Component Information › Specifications › Bearing Size Codes23456
       • Crankshaft, Engine › Component Information10 pages

         • Specifications
         • Testing and Inspection › Crankshaft Inspection2
         • Service and Repair › Crankshaft and Piston Removal234567
       • Harmonic Balancer - Crankshaft Pulley › Component Information › Specifications2
       • Piston, Engine › Component Information13 pages

         • Specifications234
         • Service and Repair › Crankshaft and Piston Removal23456789
       • Piston Pin, Engine › Component Information › Specifications2345
       • Piston Ring, Engine › Component Information › Specifications234
     • Cylinder Head Assembly39 pages

       • Valve Clearance › System Information › Specifications234
       • Fuel Pressure Release › System Information › Service and Repair2
       • Rocker Arm Assembly › Component Information10 pages

         • Specifications
         • Testing and Inspection › Rocker Arms and Shaft Inspection234
         • Service and Repair › Rocker Arms and Shafts Disassembly/Reassembly2345
       • Valve Cover › Component Information › Service and Repair23
       • Valve Guide › Component Information › Specifications2345
       • Valve Seat › Component Information › Specifications23
       • Valve Spring › Component Information5 pages

         • Specifications
         • Service and Repair › Valves, Springs and Valve Seals Removal234
       • Valve, Intake/Exhaust › Component Information7 pages

         • Specifications
         • Testing and Inspection › Valve Inspection2
         • Service and Repair › Valves, Springs and Valve Seals Removal234
     • Drive Belts, Mounts, Brackets and Accessories8 pages

       • Drive Belt › Component Information › Specifications23456
       • Drive Belt Tensioner › Component Information › Testing and Inspection2
     • Engine Lubrication19 pages

       • Engine Oil Pressure › Component Information › Specifications2
       • Engine Oil Drain Plug › Component Information › Specifications
       • Engine Oil › Component Information3 pages

         • Technical Service Bulletins › Engine - Oil Recommendation GF-4 Standard
         • Specifications › Capacity Specifications2
       • Oil Filter, Engine › Component Information › Service and Repair2
       • Oil Filter Adapter › Component Information › Service and Repair
       • Oil Pan, Engine › Component Information3 pages

         • Specifications
         • Service and Repair › Removal2
       • Oil Pressure Sender › Component Information › Locations2345
       • Oil Pump, Engine › Engine Oil Pressure › Component Information › Specifications2
     • Intake Manifold › Component Information › Specifications2345678
     • Seals and Gaskets, Engine6 pages

       • Crankshaft Main Bearing Seal › Component Information › Service and Repair
       • Front Crankshaft Seal › Component Information › Service and Repair
       • Valve Guide Seal › Component Information › Service and Repair › Valves, Springs and Valve Seals Removal234
     • Sensors and Switches - Engine › Oil Pressure Sender › Component Information › Locations2345
     • Timing Components71 pages

       • Balance Shaft › Component Information › Specifications2
       • Camshaft Gear/Sprocket › Component Information › Specifications2
       • Crankshaft Gear/Sprocket › Component Information › Specifications
       • Timing Chain › Component Information › Service and Repair › Cam Chain Removal2345678910
       • Timing Chain Tensioner › Component Information › Specifications234
       • Timing Component Alignment Marks › Component Information › Locations
       • Timing Cover › Component Information › Specifications
       • Variable Valve Timing50 pages

         • Variable Valve Timing Actuator › Component Information43 pages

           • Locations
           • Diagrams › Diagram Information and Instructions234567891011121314151617181920…35
           • Testing and Inspection › VTC Actuator234
           • Service and Repair › VTC Actuator, Exhaust Camshaft Sprocket Replacement23
         • Variable Valve Timing Pressure Switch › Component Information › Locations23
         • Variable Valve Timing Solenoid › Component Information › Locations234
     • Tune-up and Engine Performance Checks22 pages

       • Fuel Pressure › System Information › Specifications23
       • Idle Speed › System Information › Specifications2
       • Air Cleaner Housing › Air Filter Element › Component Information › Locations2
       • Fuel Filter › Fuel Pressure Release › System Information › Service and Repair2
       • Firing Order › Component Information › Specifications
       • Ignition Timing › Number One Cylinder › Component Information › Locations
       • Spark Plug › Component Information › Specifications2345
       • Compression Check › System Information › Specifications2
       • Valve Clearance › System Information › Specifications234
     • Water Pump › Component Information6 pages

       • Technical Service Bulletins › Drive Belt Noise? Could Be A Bad Water Pump Bearing
       • Service and Repair › Water Passage Installation2345
   • Cooling System74 pages

     • Coolant › Component Information › Specifications › Capacity Specifications2
     • Coolant Outlet › Component Information › Service and Repair
     • Radiator Cooling Fan31 pages

       • Radiator Cooling Fan Motor › Component Information22 pages

         • Locations
         • Diagrams › Diagnostic Aids23456789101112131415161718192021
       • Radiator Cooling Fan Motor Relay › Component Information › Locations234
       • Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Specifications2345
     • Engine - Coolant Temperature Sensor/Switch9 pages

       • Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations23
       • Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Specifications2345
       • Temperature Sensor (Gauge) › Component Information › Testing and Inspection
     • Heater Control Valve › Heater Control Valve Cable › Component Information › Technical Service Bulletins › A/C - Heater Blows Cold Air/A/C Blows Hot Air2
     • Heater Core › Component Information › Service and Repair23
     • Radiator › Component Information › Diagrams23
     • Radiator Cap › Component Information › Specifications2
     • Relays and Modules - Cooling System › Radiator Cooling Fan Motor Relay › Component Information › Locations234
     • Sensors and Switches - Cooling System › Engine - Coolant Temperature Sensor/Switch9 pages

       • Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations23
       • Radiator Cooling Fan Temperature Sensor / Switch › Component Information › Specifications2345
       • Temperature Sensor (Gauge) › Component Information › Testing and Inspection
     • Thermostat, Engine Cooling › Component Information › Specifications › Mechanical Specifications2
     • Water Pump › Component Information6 pages

       • Technical Service Bulletins › Drive Belt Noise? Could Be A Bad Water Pump Bearing
       • Service and Repair › Water Passage Installation2345
   • Exhaust System7 pages

     • Catalytic Converter › Component Information › Technical Service Bulletins › Exhaust System - Catalytic Converter Noise
     • Exhaust Manifold › Component Information › Specifications23
     • Exhaust Pipe › Component Information › Diagrams2
     • Muffler › Component Information › Service and Repair
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