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RSA_a173 — Thermal Derating

Full alert identifier: RSA_a173_thermalDerating

Alert description

Steering system may be reducing power and functionality to prevent overheating, due to higher than nominal system temperature detected

Potential impact

Torque output may be reduced, and steering system may have reduced performance

Set condition

When part of steering system is detected to be close to its overheating limit

Clear condition

Once Steering system cools back down

Signals to check

These diagnostic fields are associated with RSA_a173. Check the alert's Alert Log in Service Mode Plus for available values.

Signal Unit
Derating Factor RSA_a173_deratingFactor —
Local Ecu Temperature RSA_a173_localEcuTemperature C
Local Winding Model Estimated Temp RSA_a173_localWindingModelEstimatedTemp C

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of RSA_a173.

Browse all RSA alert codes