Operation CHARM: Car repair manuals for everyone.

DTCM Verification Test






DTCM VERIFICATION TEST
DRIVE TRAIN CONTROL MODULE (DTCM) VERIFICATION TEST
1. Disconnect all jumper wires and reconnect all previously disconnected components and connectors.
2. With the scan tool, Clear the DTCs.
3. Make sure that all accessories are turned off and that the battery is fully charged.
4. Test drive the vehicle and verify proper operation.
5. With the scan tool, read the DTCs in the DTCM.

Are there any DTCs present in the DTCM?

Yes

- Perform the appropriate diagnostic test. Testing and Inspection.

No

- Repair is complete.