Driver card 1 error
MC42: * Withdraw the tachograph card and perform a visual check of the card and its chip and re-insert the card again if no visible damages or dirt has been found. * Withdraw the tachograph card and insert the card into another tachograph and check the card functionality. * Withdraw the tachograph card and insert another tachograph card into the tachograph and check the card and tachograph functionality. MC43: * Check whether the tachograph card has been properly inserted. * Withdraw the tachograph card and perform a visual check and re-insert the card again if no visible damages or dirt has been found. * Check the functionality of the card lock. Insert a tachograph card and read RDI 0xFD00 byte 1, bit 2. - Response 0x0: The tachograph has not locked the card. - Response 0x1: The tachograph has locked the card. * If the error message appears repetitively, replace the tachograph. MC44: * Withdraw the tachograph card and perform a visual check and re-insert the card again if no visible damages or dirt has been found. * Check if the previous used tachograph has an error code related to closing the card session. MC45: * Check the UTC time in the tachograph and use a test device to correct the time if needed. * Check the UTC time in the previous used tachograph and use a test device to correct the time if needed. MC46: * In general, insert the tachograph card only when the vehicle is standing still. Erase the fault code. MC47: * Withdraw the tachograph card and perform a visual check and re-insert the card again if no visible damages or dirt has been found. * Withdraw the workshop card, perform a visual check, re-insert the card if no visible damages or dirt has been found and enter a correct PIN. MC48: * Check the tachograph card expiration date and validity.
What you'll see
No driver-visible symptom recorded.
System reaction
MC42/EV602: * Warning message with error text: "security breach" together with Memory Code 42 is shown in the tachograph display. * The warning message will be displayed repetitively every hour until the cause is withdrawn. * Event stored in the tachograph memory * Event stored and in the inserted tachograph card. * System event in TCO1 CAN message is set to active. * Tachograph warning (amber T) is displayed in the instrument cluster. MC43/EV603: * Warning message with error text: "security breach" together with Memory Code 43 is shown in the tachograph display. * The warning message will be displayed repetitively every hour until the cause is withdrawn. * Event stored in the tachograph memory * Event stored and in the inserted tachograph card. * System event in TCO1 CAN message is set to active. * Tachograph warning (amber T) is displayed in the instrument cluster. MC44/EV604: * Warning message with error text: "card not closed" together with Memory Code 44 is shown in the tachograph display. * The warning message will be displayed repetitively every hour until the cause is withdrawn. * Event stored in the tachograph memory * Event stored and in the inserted tachograph card. * System event in TCO1 CAN message is set to active. * Tachograph warning (amber T) is displayed in the instrument cluster. MC45/EV605: * Warning message with error text: "time overlap" together with Memory Code 45 is shown in the tachograph display. * The warning message will be displayed repetitively every hour until the cause is withdrawn. * Event stored in the tachograph memory * Event stored and in the inserted tachograph card. * System event in TCO1 CAN message is set to active. * Tachograph warning (amber T) is displayed in the instrument cluster. MC46/EV606: * Warning message with error text: "insertion while driving" together with Memory Code 46 is shown in the tachograph display. * The warning message will be displayed repetitively every hour until the cause is withdrawn. * Event stored in the tachograph memory * Event stored and in the inserted tachograph card. * System event in TCO1 CAN message is set to active. * Tachograph warning (amber T) is displayed in the instrument cluster. MC47/EV607: * Warning message with error text: "security breach" together with Memory Code 47 is shown in the tachograph display. * The warning message will be displayed repetitively every hour until the cause is withdrawn. * Event stored in the tachograph memory * Event stored and in the inserted tachograph card. * System event in TCO1 CAN message is set to active. * Tachograph warning (amber T) is displayed in the instrument cluster. MC48/EV608: * Warning message with error text: "card not valid" together with Memory Code 48 is shown in the tachograph display. * The warning message will be displayed repetitively every hour until the cause is withdrawn. * Event stored in the tachograph memory * Event stored and in the inserted tachograph card. * System event in TCO1 CAN message is set to active. * Tachograph warning (amber T) is displayed in the instrument cluster.
Diagnostic depth
Error detected on inserted card (in slot 1). MC42: Previously inserted card is missing. The tachograph no longer detects an inserted card. MC43: Previously inserted card is missing. The tachograph no longer detects an inserted card. MC44: During a read out from a driver or workshop card in slot 1 or slot 2 it was determined that the card was not properly withdrawn in the last vehicle or the card data was not saved properly. MC45: Negative time difference relative to last vehicle’s tachograph. MC46: A tachograph card has been inserted after the driving started. MC47: Security breach during authentication of a tachograph card. MC48: The inserted tachograph card has expired or is invalid.
MC42: * Error during verification of card data authenticity. MC43: * After a voltage interruption, an identity test determines if the previously inserted card is missing or if another card has been inserted. * The card lock mechanism is still open after the card has been inserted. MC44: * Last card session not correctly closed. MC45: * The removal time saved on the tachograph card is later than the current system time (the time when the card was inserted in the current tachograph). MC46: * Motion sensor impulses detected before detection of inserted tachograph card. MC47: * Error during verification of the tachograph card identity. MC48: * An invalid or expired tachograph card (a) has been inserted. * During a day change-over (b) it was determined that the inserted tachograph card is no longer valid. a) An expired tachograph card (tachograph card has expired but the certificate is still valid), can be inserted for printing or displaying saved data; after acknowledging the warning message, the tachograph card is read in a “read only” mode. b) If a day change takes place while the vehicle stands still, the respective data will be saved on the tachograph card and the card will be ejected. If a day change takes place while the vehicle is moving, the respective data will be saved on the tachograph card after the end of the trip and the card will be ejected.