B21A1 - Ecu Reset/Recovery Occurred
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 DIAGRAM.
- >>When Monitored:<< At all times.
- >>Set Condition:<< Whenever the module detects a power on reset or a reflash, this code will set. This code is for information only. No repair is necessary.
| POSSIBLE CAUSES |
|---|
| MODULE WAS RE-FLASHED |
| MODULE WAS RESET |
This DTC is for information only. At some time the module was re-flashed or was reset during a power on operation. No repair is necessary.