Operation CHARM: Car repair manuals for everyone.

General Information





Component Location





General Description

The mode control actuator mounted on heater unit adjusts position of mode door by operating Direction Motor based on signal of A/C control unit. Pressing mode select switch makes the mode control actuator shift in order of vent -> B/L -> floor -> mix.

DTC Description

The ECM sets DTC B1249 if there is an open circuit or poor connection of connected part in the Direction potentiometer.

DTC Detecting Condition





Specification

** Voltage value of Direction potentiometer as a function of position of mode switch






Schematic Diagram