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Home >> Jeep >> 2018 >> Compass Trailhawk >> Repair and Diagnosis >> External Pages >> Different car >> Section 197 ((Trailer Tow Module - Electrical Diagnostics)) >> DTC Troubleshooting >> B17AD-13-Rear Left Trailer Turn Lamp Control - Circuit Open >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2019 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
TRAILER WIRING
TRAILER TOW HARNESS
TRAILER TOW HARNESS CONNECTOR
TRAILER TOW MODULE (TTM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .

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