Diesel Data: Automotive Repair

Air Conditioning System

DTC 41 AIR MIX DAMPER CONTROL SERVOMOTOR CIRCUIT

CIRCUIT DESCRIPTION

Detection Item:




The air mix control servomotor (air mix damper servo sub-assy) is controlled by the A/C amplifier. Air flow temperature changes when moving the air mix damper to the target point. The target point can be detected with the air mix damper position sensor.

Wiring Diagram:






Step 1:




Step 2:




Step 3:




INSPECTION PROCEDURE