Was bedeutet der Fehlercode ECM-P005335?

Diagnose und Fehlercodedefinition für ECM-P005335 (Volvo S60 (2011–), Volvo S60 (2011–), Volvo S80 (2007–)). Steuergerätereparatur bei OBD Tuning.

VOLVO

ECM-P005335 - HO2S Heater Resistance (Bank 1, Sensor 1). FM (Frequency Modulated) / PWM (Pulse Width Modulated) Failures. Signal high time above maximum

System

Motorsteuergerät (ECM)

Volvo-Modelle, für die dieser Fehlercode gilt

Gilt für folgende Modelle:

6 Modelle

S60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V70 (2008–)

Modelle nach Baujahr und Motor anzeigen (11)

Was bedeutet der Fehlercode?

Although the code is named as a pulse width fault with a signal that is too high, it concerns resistance in the preheating circuit of the front oxygen sensor being too high.

Mögliche Ursachen

Oxidation and contact resistance in the connectors
The front oxygen sensor is damaged

Was Sie tun können

1Make sure the fuses are intact. Their location is on the fuse chart or in the instruction manual
2Read the fault code with a diagnostic tool with the engine running and note whether it is active
3Check the connector to the front oxygen sensor for looseness, contact resistance and oxidation
4With a multimeter, check that the preheating lead has no open circuit
5Replace the front oxygen sensor if the fault remains after checking the connector and wiring
6Have a workshop with diagnostic equipment check the relevant signals to the sensor if the fault comes back

Symptome, die Sie bemerken können1

The Check engine lamp lights up or behaves abnormally

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