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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 ((HVAC Systems - Electrical Diagnostics)) >> Electrical Diagnostics >> DTC Troubleshooting >> DTC 46: Front Mode Door Bound (MTC) >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2006 Dodge Magnum, 2006 Dodge Charger, and 2006 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
ACTUATOR CIRCUIT TEST FAULTS PRESENT
OVERCURRENT FAULTS PRESENT
(C266) MODE DOOR DRIVER CIRCUIT OPEN
(C66) MODE DOOR COMMON DRIVER CIRCUIT OPEN
MODE DOOR SEIZED, OBSTRUCTED
MODE DOOR ACTUATOR
A/C HEATER CONTROL
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