Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0480 or P0481 | P0480: Cooling Fan Relay 1 Control Circuit P0481: Cooling Fan Relay 2 Control Circuit |
| DTC P0480, P0481, P0691, P0692, P0693, or P0694 (V6) | P0480: Cooling Fan Relay 1 Control Circuit P0481: Cooling Fan Relay 2 Control Circuit P0691: Cooling Fan Relay 1 Control Circuit Low Voltage P0692: Cooling Fan Relay 1 Control Circuit High Voltage P0693: Cooling Fan Relay 2 Control Circuit Low Voltage P0694: Cooling Fan Relay 2 Control Circuit High Voltage |
| DTC P1258 (V6) | P1258: Engine Coolant Overtemperature - Protection Mode Active |
| DTC P1258 (with RPO LC3 or LH2) | P1258: Engine Coolant Overtemperature - Protection Mode Active |
| DTC P2600-P2603 | P2600: Auxiliary Coolant Pump Relay Control Circuit P2601: Auxiliary Coolant Pump Performance P2602: Auxiliary Coolant Pump Relay Control Circuit Low Voltage P2603: Auxiliary Coolant Pump Relay Control Circuit High Voltage |