P2279

DTC P2279: PCV Air Leakage

NOTE:
- Information marked with an asterisk (*) applies to 2002-2003 models.
- Information marked with double asterisks (**) applies to 2004-2005 models.

1. Reset the ECM/PCM.
2. Start the engine. Hold the engine speed a 3,000 rpm without load (in Park or neutral) until the radiator fan comes on.
3. Let the engine idle 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.