| P0100 Mass or volume air flow circuit - Circuit defective |
| P0110 Intake-air temperature sensor 1 - NA |
| P062F Control unit - EEPROM error |
| P0685 ECM/PCM main relay control - Open circuit |
| no communication with ECU possible / error code reading not possible |
| Other CAN bus participants reports communication problems with the ECU |
Bosch Electronic Service