B1043 - Panel Mode Door 1 Control Circuit Open: Notes
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.
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS information.
Theory of Operation
The A/C heater control drives the mode door actuator via the mode door driver circuit and the common door driver 2 circuit.
- >>When Monitored:<< With the ignition on.
- >>Set Condition:<< If the mode door actuator electrical circuit is open.
| Possible Causes |
|---|
| MODE DOOR DRIVER CIRCUIT C35 OPEN |
| COMMON DOOR DRIVER 2 CIRCUIT C807 OPEN |
| MODE DOOR ACTUATOR |
| A/C HEATER CONTROL |
NOTE:
DTC B1043 must be active for the results of this test to be valid. Do not perform this test if DTC B1043 is stored. Refer to HVAC system test (ATC) for stored DTC test procedures.