Possible Causes
WARNING: This page is about a different car, the 2003 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.
Possible causes are:
- FTP sensor malfunction.
- FTP sensor circuit malfunction.
- EVAP canister clogged.
- EVAP canister air filter or passage clogged.
- Fuel vapor line between EVAP canister and fuel tank clogged.
- ECM malfunction.