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Home >> Fiat >> 2016 >> 500 Turbo, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 115 ((Heating & Air Conditioning - Electrical Diagnostics - 500 - Except Electric)) >> DTC Troubleshooting >> B1909-12-RECIRCULATION Door Control - Circuit Short To Battery >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
RECIRCULATION DOOR DRIVER CIRCUIT SHORTED TO VOLTAGE
RECIRCULATION DOOR COMMON DRIVER CIRCUIT SHORTED TO VOLTAGE
RECIRCULATION DOOR ACTUATOR
A/C HEATER CONTROL

Always perform the HVAC Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  HVAC PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE   . 

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