RSAM_a070 — SSFA MIA
Full alert identifier: RSAM_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 RSAM_a070. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
HANDHWEEL Vehicle Estimates
RSAM_
|
— |
HANDWHEEL Feedback Control
RSAM_
|
— |
HANDWHEEL System CW
RSAM_
|
— |
HANDWHEEL Temperature
RSAM_
|
— |
RACK System CCW
RSAM_
|
— |
RACK System CW
RSAM_
|
— |
SHAFTP System CCW
RSAM_
|
— |
SHAFTP System CW
RSAM_
|
— |
Show 10 more fields
| Signal | Unit |
|---|---|
SHAFTS Handwheel Status
RSAM_
|
— |
SHAFTS System CCW
RSAM_
|
— |
SSFAI Challenge
RSAM_
|
— |
SSFAI Challenge Status
RSAM_
|
— |
SSFAI Controller Startup
RSAM_
|
— |
SSFAI Feedback Internal
RSAM_
|
— |
SSFAI Handwheel Calibration
RSAM_
|
— |
SSFAI Handwheel Status
RSAM_
|
— |
SSFAI Motor Calibration
RSAM_
|
— |
SSFAI Vehicle Signals
RSAM_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of RSAM_a070.