EPAS3S_a138 — Dif Mia
Full alert identifier: EPAS3S_a138_difMia
Alert description
The secondary Electric Power Assist Steering (EPAS3S) electronic control unit (ECU) is not receiving the expected messages from the front drive inverter (DIF) ECU on the Chassis controller area network (CAN) bus.
Potential impact
Steering assist may be reduced or may not function as expected.
Set condition
The EPAS3S ECU does not receive the expected messages from the DIF ECU on the Chassis CAN bus.
Clear condition
The EPAS3S ECU begins receiving the expected messages from the DIF ECU on the Chassis CAN bus.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPAS3S_a138.