DI_a159 — Cruise Self Check
Full alert identifier: DI_a159_cruiseSelfCheck
Some fields retain information from an earlier alert reference.
Alert description
The drive interface (DI) electronic control unit (ECU) detects a failure in Cruise self-check.
Potential impact
This alert is for diagnostic logging purposes only.
Set condition
Set when cruise speed overshoot detected (3mph+ over target) for at least 200ms.
Clear condition
Clears automatically 5 seconds after being set.
Signals to check
These diagnostic fields are associated with DI_a159. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Crs Ui
DI_
|
— |
Crs Up
DI_
|
— |
Grade Est
DI_
|
— |
Passive Override
DI_
|
— |
Target Accel
DI_
|
— |
Target Overshoot
DI_
|
— |
Target Speed
DI_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DI_a159.