Error message
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Error messages appear on the Operating Electronics, Navigation Control Module J402 display.
Indicator in display:
| Connection to chip reader faulty. Routes are not saved. Please enter routes manually. Please confirm with RETURN. |
Error message is shown until RETURN button is pressed.
Malfunction cause:
CAN BUS (Infotainment) from Operating Electronics, Navigation Control Module J402 to Chip Card Reader R99 interrupted.
- Check CAN BUS connection → Electrical Wiring Diagrams, Troubleshooting and Component Locations.
Chip Card Reader R99 is faulty.
- Replace Chip Card Reader R99 → Chip Card Reader R99 , removing and installing .