Diagnostic Test
CHECK FOR AN ACTIVE DIAGNOSTIC TROUBLE CODE (DTC)
- Turn the ignition on.
- With the scan tool, read active DTCs.
Does the scan tool display this DTC as active?
Yes
- Refer to DTC INDEX and perform the appropriate diagnostic procedure.
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the appropriate SYSTEM WIRING DIAGRAMS as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.