PEPS_a072 — PEPS MIA
Full alert identifier: PEPS_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 PEPS_a072. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDWHEEL System CCW
PEPS_
|
— |
HANDWHEEL System CW
PEPS_
|
— |
LC Rear Steer Request
PEPS_
|
— |
LC Status
PEPS_
|
— |
LC System CCW
PEPS_
|
— |
PEPSI TMR Angle Sensor Calibration 1
PEPS_
|
— |
PEPSI TMR Angle Sensor Calibration 2
PEPS_
|
— |
PEPSI Challenge
PEPS_
|
— |
Show 23 more fields
| Signal | Unit |
|---|---|
PEPSI Challenge Status
PEPS_
|
— |
PEPSI Controller Startup
PEPS_
|
— |
PEPSI Motor Calibration
PEPS_
|
— |
PEPSI Position Detect
PEPS_
|
— |
PEPSI Rack Calibration
PEPS_
|
— |
PEPSI Rack Data
PEPS_
|
— |
PEPSI Vehicle Signals
PEPS_
|
— |
RACK Cross Check Id
PEPS_
|
— |
RACK Mfg Status
PEPS_
|
— |
RACK Rack Calibration 2
PEPS_
|
— |
RACK Rack Control
PEPS_
|
— |
RACK Rack Control 2
PEPS_
|
— |
RACK Rack Status
PEPS_
|
— |
RACK Rack Status 2
PEPS_
|
— |
RACK System CW
PEPS_
|
— |
RACK Temperature
PEPS_
|
— |
RC System CCW
PEPS_
|
— |
REARSTEER Rear Steer Request
PEPS_
|
— |
SHAFTP Status
PEPS_
|
— |
SHAFTP System CCW
PEPS_
|
— |
SHAFTP Vehicle Estimates
PEPS_
|
— |
SHAFTS System CCW
PEPS_
|
— |
SHAFTS System CW
PEPS_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PEPS_a072.