Diesel Data: Automotive Repair

Air Outlet Damper Control Servomotor Circuit

DTC 43 Air Outlet Damper Control Servomotor Circuit

CIRCUIT DESCRIPTION

This circuit turns the servomotor and changes each mode damper position by signals from the A/C control assembly. When the AUTO switch is ON, the A/C control assembly changes the mode automatically between FACE, BI-LEVEL and FOOT according to the temperature setting.

Wiring Diagram:






Step 1 - 2:




Step 3:




INSPECTION PROCEDURE