Driving without an appropriate card
â–¶ How to fix
1) Stop the vehicle 2) Insert a valid card and/or 3) Remove inappropriate card
What you'll see
tbd
System reaction
* Event/Fault data 0x04 is stored in the tachograph. * Warning displayed in the tachograph display. * System event in TCO1 CAN message is set to active. * Tachograph warning displayed in the instrument cluster.
Diagnostic depth
Detection
Driving without a valid card or with an inappropriate card combination.
Possible cause
* Driving without a driver or workshop card in card slot 1. * Driving with invalid driver or workshop card in slot 1. * Driving with invalid card combination in card slot 1 and 2.