PEPS_a071 — SEPS MIA
Full alert identifier: PEPS_a071_SEPS_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the Secondary Electric Power Steering (SEPS) electronic control unit (ECU) is not received, indicating the SEPS ECU may be unavailable (MIA).
Potential impact
Power steering may be limited or unavailable.
Set condition
One or more of the expected messages from the SEPS ECU is not received.
Clear condition
The vehicle controller starts receiving the expected messages from the SEPS ECU.
Signals to check
These diagnostic fields are associated with PEPS_a071. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDWHEEL Rack Control
PEPS_
|
— |
HANDWHEEL Rear Steer Status
PEPS_
|
— |
HANDWHEEL Steering Control
PEPS_
|
— |
HANDWHEEL System CCW
PEPS_
|
— |
HANDWHEEL System CW
PEPS_
|
— |
LC System CW
PEPS_
|
— |
RACK Cross Check Id
PEPS_
|
— |
RACK Rack Control
PEPS_
|
— |
Show 23 more fields
| Signal | Unit |
|---|---|
RACK Rack Status
PEPS_
|
— |
RACK Rack Status 2
PEPS_
|
— |
RACK Steering Control
PEPS_
|
— |
RACK System CCW
PEPS_
|
— |
RACK Temperature
PEPS_
|
— |
RACK Vehicle Estimates
PEPS_
|
— |
RC System CW
PEPS_
|
— |
SEPSI TMR Angle Sensor Calibration 1
PEPS_
|
— |
SEPSI TMR Angle Sensor Calibration 2
PEPS_
|
— |
SEPSI Challenge
PEPS_
|
— |
SEPSI Challenge Status
PEPS_
|
— |
SEPSI Controller Startup
PEPS_
|
— |
SEPSI Handwheel Calibration
PEPS_
|
— |
SEPSI Motor Calibration
PEPS_
|
— |
SEPSI Position Detect
PEPS_
|
— |
SEPSI Rack Calibration
PEPS_
|
— |
SEPSI Vehicle Signals
PEPS_
|
— |
SHAFTP System CCW
PEPS_
|
— |
SHAFTP System CW
PEPS_
|
— |
SHAFTS Status
PEPS_
|
— |
SHAFTS Steering Control
PEPS_
|
— |
SHAFTS System CW
PEPS_
|
— |
SHAFTS Vehicle Estimates
PEPS_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PEPS_a071.