B1443

DTC B1443 AIR OUTLET DAMPER CONTROL SERVOMOTOR CIRCUIT

CIRCUIT DESCRIPTION

Detection Item:

This circuit turns the servo motor and changes each damper position by the signals from the A/C amplifier assy. When the AUTO switch is on, the A/C amplifier assy changes the mode automatically between (FACE), (BI-LEVEL) and (FOOT) according to the temperature setting.

Wiring Diagram:

Step 1 - 2:

Step 3 - 4:

INSPECTION PROCEDURE

HINT: In case of using LEXUS hand-held tester, start the inspection step 1 and in case of not using the LEXUS hand-held tester, start from step 2.