Internal error VAR area checksum error
â–¶ How to fix
Software update if there is a known solution to the problem causing the checksum error
What you'll see
No driver-visible symptom recorded.
System reaction
Data such as trip data and user changed settings will be lost.
Diagnostic depth
Detection
Application will calculate and compare checksums
Possible cause
1) Internal failure 2) Incorrect handling of battery master switch.