SEPSM_a072 — PEPS MIA
Full alert identifier: SEPSM_a072_PEPS_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the Primary Electric Power Steering (PEPS) electronic control unit (ECU) is not received, indicating the PEPS 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 PEPS ECU is not received.
Clear condition
The vehicle controller starts receiving the expected messages from the PEPS ECU.
Signals to check
These diagnostic fields are associated with SEPSM_a072. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDWHEEL System CCW
SEPSM_
|
— |
HANDWHEEL System CW
SEPSM_
|
— |
LC Rear Steer Request
SEPSM_
|
— |
LC Status
SEPSM_
|
— |
LC System CCW
SEPSM_
|
— |
PEPSI TMR Angle Sensor Calibration 1
SEPSM_
|
— |
PEPSI TMR Angle Sensor Calibration 2
SEPSM_
|
— |
PEPSI Challenge
SEPSM_
|
— |
Show 23 more fields
| Signal | Unit |
|---|---|
PEPSI Challenge Status
SEPSM_
|
— |
PEPSI Controller Startup
SEPSM_
|
— |
PEPSI Motor Calibration
SEPSM_
|
— |
PEPSI Position Detect
SEPSM_
|
— |
PEPSI Rack Calibration
SEPSM_
|
— |
PEPSI Rack Data
SEPSM_
|
— |
PEPSI Vehicle Signals
SEPSM_
|
— |
RACK Cross Check Id
SEPSM_
|
— |
RACK Mfg Status
SEPSM_
|
— |
RACK Rack Calibration 2
SEPSM_
|
— |
RACK Rack Control
SEPSM_
|
— |
RACK Rack Control 2
SEPSM_
|
— |
RACK Rack Status
SEPSM_
|
— |
RACK Rack Status 2
SEPSM_
|
— |
RACK System CW
SEPSM_
|
— |
RACK Temperature
SEPSM_
|
— |
RC System CCW
SEPSM_
|
— |
REARSTEER Rear Steer Request
SEPSM_
|
— |
SHAFTP Status
SEPSM_
|
— |
SHAFTP System CCW
SEPSM_
|
— |
SHAFTP Vehicle Estimates
SEPSM_
|
— |
SHAFTS System CCW
SEPSM_
|
— |
SHAFTS System CW
SEPSM_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SEPSM_a072.