EPAS3S_a173 — No Take Over Exit Denied

Full alert identifier: EPAS3S_a173_noTakeOverExitDenied

Alert description

The Electronic Power Assist Steering (EPAS) Electronic Control Unit (ECU) denied DRIVERLESS_NO_TAKEOVER mode exit due to one or more exit preconditions not being met.

Potential impact

The EPAS ECU remains in DRIVERLESS_NO_TAKEOVER mode.

Set condition

The EPAS ECU denies exit from DRIVERLESS_NO_TAKEOVER mode because one or more exit preconditions are not met.

Clear condition

The Electronic Power Assist Steering (EPAS) ECU exits DRIVERLESS_NO_TAKEOVER mode with all exit preconditions met, or Autopilot cancels the DRIVERLESS_NO_TAKEOVER exit command.

Signals to check

These diagnostic fields are associated with EPAS3S_a173. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
Das Steering Control Type Private CAN `EPAS3S_a173_dasSteeringControlTypePrivateCAN` 0 MET 1 NOT MET	—
Das Steering Control Type Public CAN `EPAS3S_a173_dasSteeringControlTypePublicCAN` 0 MET 1 NOT MET	—
Epb Status `EPAS3S_a173_epbStatus` 0 MET 1 NOT MET	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPAS3S_a173.