Diagnostic Test
READ AND RECORD DTCS AND ENVIRONMENTAL DATA - ERASE DTCS AND CHECK FOR DTC TO RETURN AFTER TEST DRIVING THE VEHICLE AND ALLOWING IT TO IDLE FOR 10 SECONDS
- With the scan tool, read DTCs in all Electronic Control Units (ECUs) and record on the repair order.
- With the scan tool, run a vehicle Scan Report, or record the Environmental Data related to the DTCs.
- With the scan tool, erase all DTCs.
- Turn the ignition off for a minimum of 10 seconds.
- Test drive the vehicle.
- Park the vehicle on a level surface and allow it to sit for at least 10.0 seconds.
- With the scan tool, read DTCs.
Did the DTC return?
Yes
- Repair the SCCM DTCs. Refer to DTC INDEX (1 OF 2) and/or DTC INDEX (2 OF 2) .
No
- Perform the TESTING FOR AN INTERMITTENT CONDITION diagnostic procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .