Program memory, checksum error
â–¶ How to fix
1) Replace the tachograph and pair the motions sensor with the tachograph and perform a new calibration of the tachograph system.
What you'll see
tbd
System reaction
* Event/Fault data 0x31 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
Internal memory checksum error.
Possible cause
Tachograph internal fault.