Conditions for Setting the DTC
WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
Either of the following conditions are present:
- Condition 1 - The FTP sensor determines that the EVAP system is unable to achieve a vacuum, indicating a large leak.
- Condition 2 - The EVAP system can achieve vacuum, but a vacuum decay that is 1.02 mm (0.040 inch) or more is detected during the diagnostic test.