Was bedeutet der Fehlercode BECM-U000188?

Diagnose und Fehlercodedefinition für BECM-U000188 (Volvo V60 (2011–), Volvo V60 (2011–)). Steuergerätereparatur bei OBD Tuning.

VOLVO

BECM-U000188 - High Speed CAN Communication Bus. Bus Signal / Message Failures. Bus off

System

Batteriesteuergerät (BECM)

Volvo-Modelle, für die dieser Fehlercode gilt

Gilt für folgende Modelle:

1 Modell

V60 (2011–)

Modelle nach Baujahr und Motor anzeigen (2)

Was bedeutet der Fehlercode?

The control module monitors communication on both HS-CAN and Sensor-CAN. The code is set when communication on HS-CAN is faulty, which is usually caused by damage or short circuits in the CAN wires.

Mögliche Ursachen

Contact resistance or oxidation in the connectors
Open circuit on one of the CAN wires
A CAN wire is short-circuited to ground
A CAN wire is short-circuited to voltage
The CAN wires are short-circuited to each other

Was Sie tun können

1Read and note the fault code, clear it and road test to check whether it returns
2Have a workshop check the CAN connectors and wires for open circuits and short circuits
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 können3

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

Was der Fehler beeinflussen kann1

Electric propulsion is not possible

Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.