Was bedeutet der Fehlercode KVM-001B?

Diagnose und Fehlercodedefinition für KVM-001B (Volvo C30 (2007–2013), Volvo C70 (2006–2013), Volvo S40 (2004–2013)). Steuergerätereparatur bei OBD Tuning.

VOLVO

KVM-001B - Outer antenna rear. Signal too low

System

Keyless-Entry-Modul (KVM)

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?

The keyless vehicle module (KVM) monitors the connection to the outer antenna at the rear of the car when the car reaches a certain speed. The code is stored when the signal from the rear antenna circuit is too low. The keyless functions then work poorly or not at all.

Mögliche Ursachen

Signal wire to the outer rear antenna shorted to ground
The outer rear antenna is faulty

Was Sie tun können

1Read the code, clear it and road test the car
2Disconnect the battery negative lead before working on the wiring, then inspect the wiring to the rear antenna for damage and chafing
3Use a multimeter to check that the wire to the rear antenna is not in contact with ground (the body)
4Make sure the connector at the antenna and at the KVM is firmly seated and clean
5Have a workshop with diagnostic equipment check the antenna and replace it if the wiring is sound

Symptome, die Sie bemerken können1

Keyless functions do not work at all or work poorly

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