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Home › Jeep › 2012 › Wrangler Rubicon, Automatic Trans › Repair and Diagnosis › Transmission › Automatic Trans › Transmission Control Module (TCM) - Electrical Diagnostics › Standard Procedure › Nag1 Transmission Verification Test › Diagnostic Test

Diagnostic Test

  1. Did any DTCs set?

    Yes 

    • Refer to DTC INDEX and perform the appropriate symptom(s).

    No 

    • Testing is complete.
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