Circuit/System Verification
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, verify that no immobilizer or automatic transmission DTCs are set that would cause the ECM to disable engine starting.
- If any DTCs are set that would inhibit engine starting, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Ignition ON, observe the following scan tool ECM parameters. The scan tool should display the status is OK.
- Starter Relay Ckt Open Test Status
- Starter Relay Ckt Short Volts Test Status
- Turn the ignition switch to the start position. Observe the scan tool ECM Starter Relay Ckt Short Gnd Test Status parameter. The engine should crank, and the scan tool should display the status is OK while the engine is cranking.