P0480

Test 1 - Test 2:

Test 3 - Test 7:

SYMPTOM
P0480-COOLING FAN NO.1 CONTROL CIRCUIT

WHEN MONITORED
With the ignition on. Battery voltage greater than 10 volts.

SET CONDITION
An open or shorted circuit is detected in the radiator fan relay control circuit.

POSSIBLE CAUSES
- Low speed radiator fan relay operation
- Low speed radiator fan relay
- (F20) Fused ignition switch output circuit
- (A16) Fused B+ circuit
- (N201) Low speed rad fan relay control circuit open
- (N201) Low speed rad fan relay control circuit shorted to ground
- PCM