Engine Cooling System Diagnostic Trouble Codes
ENGINE COOLING SYSTEM DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC P0480, P0481, P0691, P0692, P0693, or P0694 | DTC P0480 Cooling Fan Relay 1 Control Circuit DTC P0481 Cooling Fan Relays 2 and 3 Control Circuit DTC P0691 Cooling Fan Relay 1 Control Circuit Low Voltage DTC P0692 Cooling Fan Relay 1 Control Circuit High Voltage DTC P0693 Cooling Fan Relays 2 and 3 Control Circuit Low Voltage DTC P0694 Cooling Fan Relays 2 and 3 Control Circuit High Voltage |
| DTC P1258 | DTC P1258 Engine Coolant Overtemperature - Protection Mode Active |