Diagnostic Aids

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

P0AF8

Possible battery cable open.
Possible fuse/relay block electrical failure.
Possible 36 volt output or 36 volt battery sensor stuck.

P0AFB

Possible battery cable open (load dump).
Possible fuse/relay block electrical failure.
Possible battery pack contactor open.