Diagnostic Test
1. Refer to any Technical Service Bulletins (TSBs) that may apply.
2. Review the scan tool information. If possible, try to duplicate the conditions under which the DTC set.
3. Turn the ignition off.
4. Visually inspect the related wire harness. Disconnect all the related harness connectors. Look for any chafed, pierced, pinched, partially broken wires and broken, bent, pushed out, or corroded terminals.
5.Perform a voltage drop test on the related circuits between the suspected faulty component and the Memory Seat Module.
6. Inspect and clean all grounds that are related to the most current DTC.
7. If numerous trouble codes were set, use a wiring schematic and look for any common ground or supply circuits
8. Monitor with the scan tool and wiggle the related wire harness to try to interrupt the actuation.
9. Use the scan tool to perform a System Test if one applies to failing component.
10. A co-pilot, data recorder, and/or lab scope should be used to help diagnose intermittent conditions.
Were any problems found during the above inspections?
Yes
- Perform the necessary repairs.
- Perform APS VERIFICATION TEST - VER 1 .
No
- Test Complete.