Control module: Diagnostics

WARNING: This page is about a different car, the 2003 Saab 9-3 and 2002 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.

If the control module program memory ROM or working memory RAM is defective, diagnostic trouble code P0605 will be generated.
If there is an internal function at fault that affects throttle control, diagnostic trouble codes P1601-P1611, P1613-P1614 or P1621 will be generated.
If the atmosphere pressure sensor is defective, diagnostic trouble codes P1631 -P1633 will be generated. The starting value for charge air pressure will be used as a substitute value and purging will be blocked.