B21A1 - Ecu Reset/Recovery Occurred

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.

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.