VOLVO
BECM-U010000 - Lost communication with Engine Control Module (ECM). General Failure Information. No sub type information
System
Batteriesteuergerät (BECM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
1 ModellV60 (2011–)
Modelle nach Baujahr und Motor anzeigen (2)
Was bedeutet der Fehlercode?
The control module continuously receives information from several other control modules over HS-CAN. The code is set when communication with the engine control module (ECM) has stopped, and the fault usually lies in the sending module or in the wiring.
Mögliche Ursachen
- The fault probably lies in the sending control module
- Contact resistance or oxidation in the connectors
- Damaged communication wiring on the CAN network
Was Sie tun können
- 1Read and note the fault code, clear it and road test to check whether it returns
- 2Have a workshop read the fault codes in the engine control module and remedy them first
- 3The high voltage system should only be handled by qualified personnel, so have a workshop carry out all work on the battery and other high voltage parts
Symptome, die Sie bemerken können4
- Red warning symbol and message in the display
- Drive modes PURE, SAVE and AWD disengage automatically or cannot be selected
- The combustion engine runs more often than normal in HYBRID mode
- Charging of the high voltage battery stops or works poorly
Was der Fehler beeinflussen kann2
- The high voltage battery cannot be charged
- Electric propulsion is not possible
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.