SEPS_a070 — SSFA MIA
Full alert identifier: SEPS_a070_SSFA_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the Secondary Steering Feedback Actuator (SSFA) electronic control unit (ECU) is not received, indicating the SSFA ECU may be unavailable (MIA).
Potential impact
Steering wheel feedback functionality may be limited or unavailable.
Set condition
One or more of the expected messages from the SSFA ECU is not received.
Clear condition
The vehicle controller starts receiving the expected messages from the SSFA ECU.
Signals to check
These diagnostic fields are associated with SEPS_a070. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDHWEEL Vehicle Estimates
SEPS_
|
— |
HANDWHEEL Feedback Control
SEPS_
|
— |
HANDWHEEL System CW
SEPS_
|
— |
HANDWHEEL Temperature
SEPS_
|
— |
RACK System CCW
SEPS_
|
— |
RACK System CW
SEPS_
|
— |
SHAFTP System CCW
SEPS_
|
— |
SHAFTP System CW
SEPS_
|
— |
Show 10 more fields
| Signal | Unit |
|---|---|
SHAFTS Handwheel Status
SEPS_
|
— |
SHAFTS System CCW
SEPS_
|
— |
SSFAI Challenge
SEPS_
|
— |
SSFAI Challenge Status
SEPS_
|
— |
SSFAI Controller Startup
SEPS_
|
— |
SSFAI Feedback Internal
SEPS_
|
— |
SSFAI Handwheel Calibration
SEPS_
|
— |
SSFAI Handwheel Status
SEPS_
|
— |
SSFAI Motor Calibration
SEPS_
|
— |
SSFAI Vehicle Signals
SEPS_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SEPS_a070.