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. | 

 
		