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DIRER_a247 — Rotor Offset Error

Full alert identifier: DIRER_a247_rotorOffsetError

Alert description

The Drive Interface (DI) detects the rotor is irrationally offset.

Potential impact

Diagnostic alert data only, may indicate reduction in torque or excess heat accuracy

Set condition

Rotor offset mean estimator is above minimum rationality threshold at very low absolute torque outputs

Clear condition

Rotor offset mean estimator falls below minimum rationality threshold

Signals to check

These diagnostic fields are associated with DIRER_a247. Check the alert's Alert Log in Service Mode Plus for available values.

Signal Unit
Motor RPM DIRER_a247_motorRPM RPM
Rotor Offset Est DIRER_a247_rotorOffsetEst degrees
Torque Motor DIRER_a247_torqueMotor Nm

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DIRER_a247.

Browse all DIRER alert codes