B1072 - Rear Blower Control Request Input Circuit Low: 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.
- >>When Monitored:<< With the ignition on.
- >>Set Condition:<< If the A/C heater control detects voltage less than a calibrated value for a specified amount of time on the rear blower control 5 volt source circuit.
| Possible Causes |
|---|
| REAR BLOWER CONTROL 5 VOLT SOURCE CIRCUIT C800 SHORTED TO GROUND |
| REAR BLOWER CONTROL 5 VOLT SOURCE CIRCUIT C800 OPEN |
| REAR A/C HEATER CONTROL |
| A/C HEATER CONTROL |
NOTE:
This DTC must be active for the results of this test to be valid. Do not perform this test if this DTC is stored.