Was bedeutet der Fehlercode CEM-1A11?

Diagnose und Fehlercodedefinition für CEM-1A11 (Volvo C30 (2007–2013), Volvo C70 (2006–2013), Volvo S40 (2004–2013)). Steuergerätereparatur bei OBD Tuning.

VOLVO

CEM-1A11 - Secondary battery Signal too high

System

Zentralelektronik (CEM)

Volvo-Modelle, für die dieser Fehlercode gilt

Gilt für folgende Modelle:

4 Modelle

C30 (2007–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)

Modelle nach Baujahr und Motor anzeigen (4)

Was bedeutet der Fehlercode?

This fault only applies to cars with automatic engine start and stop. The CEM monitors the secondary battery voltage, and the fault code is set when the voltage is too high. This can happen if a battery charger with the wrong voltage has been used.

Mögliche Ursachen

A battery charger with the wrong voltage has been used

Was Sie tun können

1Has a battery charger been used recently? Check that it is meant for the car's battery
2Check that the battery is not damaged, for example swollen or leaking
3Check that the battery terminals and connections are clean and tight
4Clear the code and road test the car to see whether it returns
5If the fault remains, have a workshop check the secondary battery and the charging

Symptome, die Sie bemerken können2

Automatic engine start and stop does not work
Idling with automatic engine start and stop does not work

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