Diagnostic Aids
WARNING: This page is about a different car, the 2002 Isuzu Rodeo Sport and 2002 Isuzu Rodeo. However, it is still accessible from the selected car via links, so may be relevant.
Check for poor connection at PCM. Inspect harness and connectors for damage, backed-out terminals, improper mating, broken locks, improperly formed terminals or poor connections. Observe fuel level display on scan tool while moving all related harnesses and connectors. A change in scan tool display indicates fault location.