Diagnostic Aids

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

A skewed MAF sensor may set this DTC. Refer to DTC P0101: MASS AIRFLOW SYSTEM PERFORMANCE .
Fuel contamination, such as water and alcohol, will effect fuel trim.
A skewed ECT sensor may set this DTC.
An EVAP purge solenoid that is stuck open may set this DTC.
Review the Failure Records with a scan tool. If an intermittent condition is suspected , refer to INTERMITTENTS in TROUBLE SHOOTING - NO CODES - 2.2L & 3.0L VUE article.