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Fault symptom

Fault symptom

Diagnostic trouble code

Reason for fault

Fault symptom

B1102

Short to B+.

Radiator fan does not work.

B1103

Short to ground, open circuit.

Radiator fan running continuously at high speed even when ignition is switched off.

B1104

Short to B+.

Radiator fan does not work.

B1105

Short to ground, open circuit.

Radiator fan running continuously at low speed even when the ignition is switched off, or does not work.

B1311



Radiator fan running all the time.

B1412

Short to B+.

No increase in idling speed when radiator fan starts.

B1417

Short to B+.

Temperature gauge always shows cold engine.

B1422

Short to B+.

Temperature gauge always shows cold engine.