LEMON Manuals: Even more car manuals for everyone
Home >> Fiat >> 2014 >> 500 Turbo >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> (Heating & Air Conditioning - Electrical Diagnostics - 500 & 500C) >> Diagnosis And Testing >> B1905-15-Main/Left Temperature Door 1 Sensor Control - Circuit Short To Battery Or Open >> Possible Causes

Possible Causes

Possible Causes
BLEND DOOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
BLEND DOOR SIGNAL CIRCUIT OPEN
SENSOR GROUND CIRCUIT OPEN
BLEND DOOR SIGNAL CIRCUIT SHORTED TO 5 VOLT SUPPLY CIRCUIT
BLEND DOOR ACTUATOR
A/C HEATER CONTROL

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