Was bedeutet der Fehlercode BECM-P0C7800?

Diagnose und Fehlercodedefinition für BECM-P0C7800 (Volvo V60 (2011–), Volvo V60 (2011–)). Steuergerätereparatur bei OBD Tuning.

VOLVO

BECM-P0C7800 - Battery Charger Hybrid/EV System Precharge Time Too Long. General Failure Information. No sub type information

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?

Once the contactors close, voltage in the HV system should climb. The code is set when that climb in circuit A is too slow, which may be caused by an open circuit in the high voltage cable in the circuit.

Mögliche Ursachen

The high voltage cable in the circuit has an open circuit

Was Sie tun können

1Read and note the fault code, clear it and road test to check whether it returns
2Have a workshop check visible damage to the high voltage cable sheathing, such as chafing or pinch marks
3Have a workshop check the high voltage cable in the circuit for an open circuit
4The 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

Yellow warning symbol and message in the display
Charging of the high voltage battery stops or works poorly, especially while driving
Drive modes PURE, SAVE and AWD disengage automatically or cannot be selected
Low voltage in the battery or a dead battery

Was der Fehler beeinflussen kann3

Charging with the combustion engine is not possible
Charging through brake energy recovery is not possible
Electric propulsion is not possible

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