Touareg V8-4.2L (BAR) (2007)
Air Door Actuator / Motor: Customer Interest
A/C - Ticking Noise From Center of Dash
87 07 06
Apr. 24, 2007
HVAC, Ticking Noise Behind Dash Panel or Center Console
Only when Climatronic AUTO mode is selected, a ticking noise behind dash panel or center console is heard. The noise is most noticeable with low
radio volume and low fan speed.
Ticking noise may be caused from excessive free play within the mechanical portion of the flap/vent motor for the Climatronic operation.
ONLY Delphi manufactured flap/vent motors are affected.
Select Climatronic AUTO mode.
Wait until AUTO mode adjust to desired temperature.
Allow Climatronic to make adjustments reguarding air discharge outlets and temperature via the flap/vent motors.
Verify ticking noise behind dash panel or center console.
Locate which flap/vent motor(s) is/are causing the ticking noise.
Movement of flap/vent motor(s) can be initialized by small adjustments to the temperature settings in AUTO mode.
The temperature change causes the flap/vent motors to make slight adjustments. This is the best time to confirm the ticking noise.
Monitoring the flap/vent motor(s) can be read with the VAS 5051/5052 scan tool.
Selecting 011- Measured values, Climatronic Control Module -J255-, aids in diagnosing the flap/vent motor(s) movement.
Once the ticking noise and location is verified: