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Home >> Jeep >> 2011 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Totally Integrated Power Module (TIPM) - Electrical Diagnostics) >> DTC Troubleshooting >> B1644-Rear Left Turn Lamp Control Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2011 Dodge Nitro. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
CHECK (Z910) GROUND CIRCUIT
(Z910) GROUND CIRCUIT OPEN
CHECK (L63) LEFT REAR TURN SIGNAL CONTROL CIRCUIT
(L63) LEFT REAR TURN SIGNAL CONTROL CIRCUIT OPEN
(L63) LEFT REAR TURN SIGNAL CONTROL CIRCUIT SHORTED TO VOLTAGE
TOTALLY INTEGRATED POWER MODULE (TIPM)