Electronic control unit - Checksum or Counter Failure
â–¶ How to fix
Erase EEPROM and download new dataset. If the fault still persists, replace the ECU.
What you'll see
No driver-visible symptom recorded.
System reaction
EPB is unable to perform a park or a release, automatic functions are also disabled. The CAN messages are sent and received. Red warning lamp.
Diagnostic depth
Detection
EEPROM content checked at startup.
Possible cause
Interrupted dataset download or hardware failure of the ECU.