Contents Wiring diagrams Section: Cooling System (Mechanical) All sections

Engine Cooling System - Cooling (H4DOTC): Other Subaru Forester SH

Cooling System (Mechanical) 4 illustrations ~257 words

CAUTION

  1. Wear appropriate work clothing, including a cap, protective goggles and protective shoes when performing any work.
  2. Remove contamination including dirt and corrosion before removal, installation or disassembly.
  3. Keep the disassembled parts in order and protect them from dust and dirt.
  4. Before removal, installation or disassembly, be sure to clarify the failure. Avoid unnecessary removal, installation, disassembly and replacement.
  5. Vehicle components are extremely hot after driving. Be wary of receiving burns from heated parts.
  6. Be sure to tighten fasteners including bolts and nuts to the specified torque.
  7. Place shop jacks or rigid racks at the specified points.
  8. Before disconnecting connectors of sensors or units, be sure to disconnect the ground cable from the battery.
  9. Prepare a container and cloth to prevent scattering of engine coolant when performing work where engine coolant can be spilled. If the fuel spills, wipe it off immediately to prevent from penetrating into floor or flowing out for environmental protection.
  10. Follow all government and local regulations concerning disposal of refuse when disposing engine coolant.

PREPARATION TOOL

TOOL DESCRIPTION CHART ILLUSTRATION TOOL NUMBER DESCRIPTION REMARKS 499207400 CAM SPROCKET WRENCH Used for removing and installing exhaust cam sprocket. 499977400 CRANK PULLEY WRENCH Used to stop rotation of the crank pulley when loosening or tightening crank pulley bolts. 499977500 CAM SPROCKET WRENCH Used for removing and installing intake cam sprocket. 1B022XU0 (Newly adopted tool) SUBARU SELECT MONITOR III KIT Used for troubleshooting for electrical system

Scheme 77

Scheme 77: PREPARATION TOOL

Scheme 78

Scheme 78

Scheme 79

Scheme 79

Scheme 80

Scheme 80: WIRING DIAGRAM

OPERATING CONDITION

Vehicle speedA/C compressor loadEngine coolant temperature
Increase: 94°C (201°F) or less Decrease: 93°C (199°F) or lessIncrease: 95 - 96°C (203 - 205°F) Decrease: 94°C (201°F)Increase: 97°C (207°F) or more Decrease: 95°C (203°F) or more
Radiator fan operationRadiator fan operationRadiator fan operation
During acceleration: 19 km/h (12 MPH) or less During deceleration: 10 km/h (6 MPH) or lessOFFOFFLow-SpeedHigh-Speed
LowLow-SpeedLow-SpeedHigh-Speed
HighHigh-SpeedHigh-SpeedHigh-Speed
During acceleration: 20 - 69 km/h (12 - 43 MPH) During deceleration: 11 - 64 km/h (7 - 40 MPH)OFFOFFLow-SpeedHigh-Speed
LowHigh-SpeedHigh-SpeedHigh-Speed
HighHigh-SpeedHigh-SpeedHigh-Speed
During acceleration: 70 - 105 km/h (43 - 65 MPH) During deceleration: 65 - 100 km/h (40 - 62 MPH)OFFOFFLow-SpeedHigh-Speed
LowHigh-SpeedHigh-SpeedHigh-Speed
HighHigh-SpeedHigh-SpeedHigh-Speed
During acceleration: 106 km/h (66 MPH) or more During deceleration: 101 km/h (63 MPH) or moreOFFOFFHigh-SpeedHigh-Speed
LowHigh-SpeedHigh-SpeedHigh-Speed
HighHigh-SpeedHigh-SpeedHigh-Speed

ENGINE COOLANT TEMPERATURE SPECIFICATION