| P0603 Control unit - Internal fault |
| P0606 Control unit - NA |
| Other CAN bus participants reports communication problems with the ECU |
| Sporadic no communication with control unit possible, depending on the temperature |
| Sensor error, one or more sensors report too high values |
| Engine does not start permanently or sometimes weather-dependent (temperature-sensitive) |
| Diverse komponenten werden nicht angesteuert, dauerhaft oder temperaturbhängig |
| P2123 or P2124 is stored, throttle sensor / accelerator pedal encoder |
Bosch Electronic Service