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Home >> Jeep >> 2021 >> Gladiator Mojave, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 122 (Drivetrain Control Module (DTCM) - Verification Test) >> Standard Procedure >> DTCM Verification Test >> Diagnostic Test
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Diagnostic Test

WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.

DRIVETRAIN CONTROL MODULE (DTCM) VERIFICATION TEST 

NOTE:

If the DTCM, Powertrain Control Module (PCM), or Body Control Module (BCM) was replaced, refer to the appropriate Service Information for proper programming and alignment procedures.

  1. Reinstall any removed components.
  2. Reconnect any disconnected electrical connectors.
  3. Be certain the battery is fully charged.
  4. With the scan tool, erase DTCs.
  5. Remove the scan tool from the Diagnostic Link Connector (DLC).
  6. Turn off all accessories.
  7. Turn the ignition off and close all doors. Wait 30 seconds.
  8. Operate the vehicle under the conditions that originally set the DTC or caused the symptom.
  9. With the scan tool, read DTCs.

    Are any DTC(s) or symptoms present?

    Yes 

    • Perform the related diagnostic procedure for the DTC(s) or symptom.

    No 

    • Test complete. To operate the Transfer Case in all possible modes of operation, perform the TRANSFER CASE VERIFICATION TEST. Refer to TRANSFER CASE VERIFICATION TEST  .