Check Engine Oil Pressure Indicator Not Operating Properly
WARNING: This page is about a different car, the 1999 Pontiac Grand Am and 1999 Oldsmobile Alero. However, it is still accessible from the selected car via links, so may be relevant.
- Perform INSTRUMENT PANEL CLUSTER SYSTEM CHECK under SYSTEM TESTS. Go to next step.
- Connect scan tool to DLC and turn ignition on. Select Instrument Panel Cluster (IPC) special functions LAMP TEST on scan tool. Command indicators on and off. If oil pressure indicator turns on and off when commanded, check engine oil pressure sending unit. Replace if necessary. If oil pressure indicator does not turn on and off when commanded, go to next step.
- Replace instrument panel cluster. See INSTRUMENT PANEL CLUSTER (IPC) under REMOVAL & INSTALLATION. After repairs, go to INSTRUMENT PANEL CLUSTER SYSTEM CHECK under SYSTEM TESTS.