Common faults with ECU

• There is no communication with the engine ECU, the engine does not start
• P0641 5V reference 1 circuit
• P0651 5V reference 2 circuit
• P0697 5V reference 3 circuit
• Engine from time to time doesn’t start, in which case there is no verbal exchange possible with the european and the european isn’t diagnosed by using other ecu’s on the CAN-Bus and P068500 The output for relay clamp 87 has a electical failure or interruption

Part numbers

• Mercedes Part number A6519007401
• DELPHI Part number 28328588