General Information

B1204 Air Mix Potentiometer Open (Low) -Passenger

General Information

Component Location





General Description

The air mix actuator (Temperature Actuator) is located at heater unit. It contains a motor that changes temp door position and a potentiometer that monitors the position of the temp door. The Air Conditioning Control Unit controls the temperature by commanding the temp door motor to move.

DTC Description

The Air-conditioner Control Module sets DTC B1204 if the Feed Back signal of Passenger Air mix actuator (Temperature actuator) has been detected open or below 0.1 V for 0.3 seconds.

DTC Detecting Condition





Specification

** Voltage value of Air Mix potentiometer as a function of temp door position.






Diagnostic Circuit Diagram