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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 185 ((Electronic Shift Module (ESM) - Electrical Diagnostics)) >> Standard Procedure >> Electronic Shift Module (ESM) Verification Test

Electronic Shift Module (ESM) Verification Test

WARNING: This page is about a different car, the 2016 Jeep Wrangler and 2015 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.

Perform the following procedure to verify proper Electronic Shift Module (ESM) operation after repairs have been performed.

  1. Reinstall any removed components.
  2. Reconnect any disconnected electrical connectors.
  3. With the scan tool, erase DTCs.
  4. With the scan tool, display the Transmission Temperature.
  5. Start the engine and allow the Transmission fluid temperature to reach 43°C (110°F).
  6. With the brakes applied, slowly change the Shifter position to each of the available positions.
  7. The Shift indicators should indicate the correct position for each of the available positions.
  8. The Shifter backlighting should be the same brightness as the rest of the Instrument Panel (IP) backlighting.
  9. With the scan tool, read ESM DTCs and record on the repair order.

    Did any ESM DTCs set?

    Yes 

    No 

    • Test complete.
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