Fault Criteria For Cold Start Diagnosis
WARNING: This page is about a different car, the 2001 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
- Tank pressure cannot be reduced by 0.6 kPa during 23 s.
If the diagnosis is interrupted, the vehicle speed must exceed 4 km/h (2.5 mph) on one occasion before the diagnosis can be restarted.
If the cold start diagnosis indicates a leak, the shut-off valve is activated 4 times in quick succession to remove any contamination present on the sealing surfaces of the valve.