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Left Front Door Module






B21A1 - ECU Reset/Recovery Occurred

For a complete wiring diagram, refer to.

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.