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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 189 ((Totally Integrated Power Module (TIPM) - Electrical Diagnostics)) >> DTC Troubleshooting >> B1634-Left High Beam Control Circuit High >> Possible Causes

Possible Causes

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.
Possible Causes
(L33) LEFT HIGH BEAM DRIVER CIRCUIT OPEN
(L33) LEFT HIGH BEAM DRIVER CIRCUIT SHORTED TO VOLTAGE
(L911) LEFT HEADLAMP RETURN SIGNAL CIRCUIT OPEN
LEFT HIGH BEAM BULB
TOTALLY INTEGRATED POWER MODULE (TIPM)
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