RSAM_a071 — SEPS MIA
Full alert identifier: RSAM_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 RSAM_a071. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDWHEEL Rack Control
RSAM_
|
— |
HANDWHEEL Rear Steer Status
RSAM_
|
— |
HANDWHEEL Steering Control
RSAM_
|
— |
HANDWHEEL System CCW
RSAM_
|
— |
HANDWHEEL System CW
RSAM_
|
— |
LC System CW
RSAM_
|
— |
RACK Cross Check Id
RSAM_
|
— |
RACK Rack Control
RSAM_
|
— |
Show 23 more fields
| Signal | Unit |
|---|---|
RACK Rack Status
RSAM_
|
— |
RACK Rack Status 2
RSAM_
|
— |
RACK Steering Control
RSAM_
|
— |
RACK System CCW
RSAM_
|
— |
RACK Temperature
RSAM_
|
— |
RACK Vehicle Estimates
RSAM_
|
— |
RC System CW
RSAM_
|
— |
SEPSI TMR Angle Sensor Calibration 1
RSAM_
|
— |
SEPSI TMR Angle Sensor Calibration 2
RSAM_
|
— |
SEPSI Challenge
RSAM_
|
— |
SEPSI Challenge Status
RSAM_
|
— |
SEPSI Controller Startup
RSAM_
|
— |
SEPSI Handwheel Calibration
RSAM_
|
— |
SEPSI Motor Calibration
RSAM_
|
— |
SEPSI Position Detect
RSAM_
|
— |
SEPSI Rack Calibration
RSAM_
|
— |
SEPSI Vehicle Signals
RSAM_
|
— |
SHAFTP System CCW
RSAM_
|
— |
SHAFTP System CW
RSAM_
|
— |
SHAFTS Status
RSAM_
|
— |
SHAFTS Steering Control
RSAM_
|
— |
SHAFTS System CW
RSAM_
|
— |
SHAFTS Vehicle Estimates
RSAM_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of RSAM_a071.