2010 Mercedes Benz C 300 4MATIC (204.081) V6-3.0L (272.948)
A L L Diagnostic Trouble Codes ( DTC ): C Code Charts C1000
Communication with the engine control unit is malfunctioning.
Test 1: Check the CAN communication with control unit Engine control module.
Test 2: Possible cause:
- Drive train CAN bus Affected functions:
- Engine diagnosis - Fuel system
1. Check the CAN communication with control unit Engine control module. Important note A CAN timeout fault code is set due to the absence of a CAN input signal.The cause of this may be not only the transmitter control unit, but also the CAN networking.Possible cause and remedy
- Check CAN communication with affected control unit. - Check other control units for vehicle CAN bus failure in the stored faults. - CAN bus has loose contact or Open circuit. Continue with button F 2
Warning!Communication with ECU required.
2. No further information available.
