Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2013WRANGLER SPORT, AUTOMATIC TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 182 ((DRIVETRAIN CONTROL MODULE (DTCM) - ELECTRICAL DIAGNOSTICS))STANDARD PROCEDUREDTCM VERIFICATION TESTDIAGNOSTIC TEST
2013 Jeep Wrangler Sport, Automatic Trans
Diagnostic Test
2013 Jeep Wrangler Sport, Automatic TransSECTION Diagnostic Test
WARNING: This page is about a different car, the 2016 Dodge Journey and 2015 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
DRIVE TRAIN CONTROL MODULE (DTCM) VERIFICATION TEST
- Disconnect all jumper wires and reconnect all previously disconnected components and connectors.
- With the scan tool, Clear the DTCs.
- Make sure that all accessories are turned off and that the battery is fully charged.
- Test drive the vehicle and verify proper operation.
- With the scan tool, read the DTCs in the DTCM.
Are there any DTCs present in the DTCM?
Yes
- Perform the appropriate diagnostic test. Refer to DIAGNOSIS AND TESTING .
No
- Repair is complete.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.