Engine Cooling System - Diagnostic Trouble Codes
ENGINE COOLING SYSTEM - DIAGNOSTIC TROUBLE CODE LIST
| DTC | Description |
|---|---|
| DTC P00B3 or P00B4 (2H0 or LUJ) | Radiator Coolant Temperature (RCT) Sensor |
| DTC P00B6 (2H0 or LUJ) | Radiator Coolant Temperature (RCT) Sensor |
| DTC P00B7 (2H0 or LUJ) | Engine Coolant Flow Insufficient |
| DTC P0480 or P0481 (2H0) | Cooling Fan Relay 1/2 Control Circuit |
| DTC P0480, P0481, P0691, P0692, P0693, or P0694 (LUJ or LUV) | Cooling Fan Relay 1/2/3 Control Circuit |
| DTC P0597 | P0599 (2H0 or LUJ): Engine Coolant Thermostat Heater Control Circuit |
| DTC P2181 (2H0 or LUJ) | Engine Cooling System Performance |