Operation CHARM: Car repair manuals for everyone.

P0480




WIRING DIAGRAM




CIRCUIT DESCRIPTION
Radiator fan motor is turned ON and OFF by its relay which ECM controls. Radiator fan motor is turned ON/OFF under the following engine coolant temp.

Detecting Condition / Trouble Area:




DTC DETECTING CONDITION AND TROUBLE AREA

DTC CONFIRMATION PROCEDURE

NOTE: Check to make sure that the following conditions are satisfied when using this DTC CONFIRMATION PROCEDURE.
- Intake air temp.: -14 °C, 6.8 °F or higher
- Altitude (barometric pressure): 2400 m, 8000 ft or less (560 mmHg, 75 kPa or more).

1. Turn ignition switch OFF.
2. Clear DTC with ignition switch ON.
3. Warm up engine until engine coolant temp. is 98 °C (208 °F) or higher.
4. Check DTC and pending DTC.

Step 1 - 3:




TROUBLESHOOTING