Tachograph
â–¶ How to fix
Check and if necessary set the UTC time.If the fault remains, it is a fault in the tachograph.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The tachograph detected an internal fault when a digital tachograph card was inserted.
Possible cause
The UTC time in the tachograph is incorrect. Internal fault in the tachograph.