P2279

DTC P2279: PCV Air Leakage**

NOTE:
- Information marked with an asterisk (*) applies to '02-03 models.
- Information marked with double asterisks (**) applies to '04 models.

1. Reset the ECM/PCM.
2. Start the engine. Hold the engine speed at 3,000 rpm with no load (in Park or neutral) until the radiator fan comes on.
3. Let the engine at idle for at least 40 seconds with the throttle fully closed.
4. Check for DTC P1505* (P2279)** with the HDS or a scan tool.

Is DTC P1505* (P2279)** indicated?

YES - Check these parts for vacuum leaks.
- PCV valve
- PCV hose
- EVAP canister purge valve
- Throttle body
- Brake booster hose

NO - Intermittent failure, system is OK at this time.