Test Step 2 - A/C Heater Control

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2014 Volkswagen Routan, 2013 Volkswagen Routan, 2012 Volkswagen Routan, 2011 Volkswagen Routan, and 2010 Volkswagen Routan. However, it is still accessible from the selected car via links, so may be relevant.

Turn the ignition on.
Using the scan tool, erase HVAC DTCs.
Turn the ignition off for 10 seconds, and then turn the ignition on and wait a minimum of two minutes.
Using the scan tool, read HVAC DTCs.

Does the scan tool display this DTC as Active or is the status of the switch reading On?

Yes

Replace and program the A/C Heater Control. Refer to REMOVAL AND INSTALLATION .
Perform the HVAC Verification Test. Refer to HVAC .

Test complete.
Perform the HVAC Verification Test. Refer to HVAC .