Workshop Temporally Blocked Warning
â–¶ How to fix
This procedure should be exclusively accomplished by a workshop authorized service center.
What you'll see
No driver-visible symptom recorded.
System reaction
MC17
Diagnostic depth
Detection
This error appears when more than 3 attempts of entrance of the workshop code were accomplished without success.
Possible cause
Attempt of manipulation of the tachograph data or mistake of the access code or workshop password.