SEPS_a072 — PEPS MIA
Full alert identifier: SEPS_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 SEPS_a072. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDWHEEL System CCW
SEPS_
|
— |
HANDWHEEL System CW
SEPS_
|
— |
LC Rear Steer Request
SEPS_
|
— |
LC Status
SEPS_
|
— |
LC System CCW
SEPS_
|
— |
PEPSI TMR Angle Sensor Calibration 1
SEPS_
|
— |
PEPSI TMR Angle Sensor Calibration 2
SEPS_
|
— |
PEPSI Challenge
SEPS_
|
— |
Show 23 more fields
| Signal | Unit |
|---|---|
PEPSI Challenge Status
SEPS_
|
— |
PEPSI Controller Startup
SEPS_
|
— |
PEPSI Motor Calibration
SEPS_
|
— |
PEPSI Position Detect
SEPS_
|
— |
PEPSI Rack Calibration
SEPS_
|
— |
PEPSI Rack Data
SEPS_
|
— |
PEPSI Vehicle Signals
SEPS_
|
— |
RACK Cross Check Id
SEPS_
|
— |
RACK Mfg Status
SEPS_
|
— |
RACK Rack Calibration 2
SEPS_
|
— |
RACK Rack Control
SEPS_
|
— |
RACK Rack Control 2
SEPS_
|
— |
RACK Rack Status
SEPS_
|
— |
RACK Rack Status 2
SEPS_
|
— |
RACK System CW
SEPS_
|
— |
RACK Temperature
SEPS_
|
— |
RC System CCW
SEPS_
|
— |
REARSTEER Rear Steer Request
SEPS_
|
— |
SHAFTP Status
SEPS_
|
— |
SHAFTP System CCW
SEPS_
|
— |
SHAFTP Vehicle Estimates
SEPS_
|
— |
SHAFTS System CCW
SEPS_
|
— |
SHAFTS System CW
SEPS_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SEPS_a072.