EPBL_a178 — Caliper State Unknown
Full alert identifier: EPBL_a178_caliperStateUnknown
Message shown in the car
Parking brake requires attention Press park button to reset
Alert description
Electronic Parking Brake was not able to determine caliper state on boot.
Potential impact
Problem with initializing Electronic Parking Brake
Set condition
Caliper state saved is unknown, corrupted, or mismatches Electronic Parking Brake Monitor
Clear condition
Electronic Parking Brake reaches the fully parked or released state
Signals to check
These diagnostic fields are associated with EPBL_a178. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Local Caliper State
EPBL_
|
— |
Monitor Caliper State
EPBL_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPBL_a178.