Checking Function Air Distribution Damper Motor

Checking Function Air Distribution Damper Motor







- Ignition on.
- Start the blower fan or let the engine idle.
- Read off the damper motor position sensor.
- Activate damper motor by turning the control for air distribution to its different positions.

Check that position sensor values change when the control is turned. If value changes this indicates that damper motor is OK.

Does the position sensor value change?

Yes - Intermittent Fault

No - Checking Components