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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 492 ((Heating & Air Conditioning (ATC) - Electrical Diagnostics)) >> DTC Troubleshooting >> B1040-Panel Mode Door 1 Control Circuit/Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 Dodge Avenger and 2013 Chrysler 200. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
(C35) MODE DOOR DRIVER CIRCUIT SHORTED TO VOLTAGE
(C35) MODE DOOR DRIVER CIRCUIT SHORTED TO GROUND
(C34) COMMON DOOR DRIVER CIRCUIT SHORTED TO VOLTAGE
(C34) COMMON DOOR DRIVER CIRCUIT SHORTED TO GROUND
MODE DOOR BINDING
MODE DOOR ACTUATOR
A/C HEATER CONTROL

Always perform the HVAC Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE   . 

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