Pinpoint Test Kn: Variable Speed Electric Cooling Fan Motor
Refer to COOLING FAN for schematic and connector information.
Normal Operation and Fault Conditions
Refer to the DTC Fault Trigger Conditions below.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Condition |
|---|---|---|
| PCM P0480:00 | Fan 1 Control Circuit: No Sub Type Information | Sets if the PCM detects the voltage on the fan control variable (FCV) circuit is not within the expected range. |
Possible Sources
- Cooling fan circuitry concern
- Cooling fan relay
- Cooling fan clutch solenoid
- Cooling fan module (8B658)
- Cooling fan assembly (8C607)
- PCM (12A650)
For testing procedures refer to PINPOINT TESTS KN: VARIABLE SPEED ELECTRIC COOLING FAN MOTOR