SSFAM_a072 — PEPS MIA
Full alert identifier: SSFAM_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 SSFAM_a072. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDWHEEL System CCW
SSFAM_
|
— |
HANDWHEEL System CW
SSFAM_
|
— |
LC Rear Steer Request
SSFAM_
|
— |
LC Status
SSFAM_
|
— |
LC System CCW
SSFAM_
|
— |
PEPSI TMR Angle Sensor Calibration 1
SSFAM_
|
— |
PEPSI TMR Angle Sensor Calibration 2
SSFAM_
|
— |
PEPSI Challenge
SSFAM_
|
— |
Show 23 more fields
| Signal | Unit |
|---|---|
PEPSI Challenge Status
SSFAM_
|
— |
PEPSI Controller Startup
SSFAM_
|
— |
PEPSI Motor Calibration
SSFAM_
|
— |
PEPSI Position Detect
SSFAM_
|
— |
PEPSI Rack Calibration
SSFAM_
|
— |
PEPSI Rack Data
SSFAM_
|
— |
PEPSI Vehicle Signals
SSFAM_
|
— |
RACK Cross Check Id
SSFAM_
|
— |
RACK Mfg Status
SSFAM_
|
— |
RACK Rack Calibration 2
SSFAM_
|
— |
RACK Rack Control
SSFAM_
|
— |
RACK Rack Control 2
SSFAM_
|
— |
RACK Rack Status
SSFAM_
|
— |
RACK Rack Status 2
SSFAM_
|
— |
RACK System CW
SSFAM_
|
— |
RACK Temperature
SSFAM_
|
— |
RC System CCW
SSFAM_
|
— |
REARSTEER Rear Steer Request
SSFAM_
|
— |
SHAFTP Status
SSFAM_
|
— |
SHAFTP System CCW
SSFAM_
|
— |
SHAFTP Vehicle Estimates
SSFAM_
|
— |
SHAFTS System CCW
SSFAM_
|
— |
SHAFTS System CW
SSFAM_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SSFAM_a072.