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Home >> Jeep >> 2006 >> Commander Base, 3.7 K, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 214 ((Front Control Module (FCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> B1634-Left Hi Beam Control Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2009 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(L33) HIGH BEAM CONTROL CIRCUIT
LEFT HIGH BEAM BULB
FRONT CONTROL MODULE
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