Was bedeutet der Fehlercode ECM-1204?

Diagnose und Fehlercodedefinition für ECM-1204 (Volvo C30 (2007–2013), Volvo C30 (2007–2013), Volvo C70 (2006–2013)). Steuergerätereparatur bei OBD Tuning.

VOLVO

ECM-1204 - Fuel injection system driver. Signal missing

System

Motorsteuergerät (ECM)

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 (10)

Was bedeutet der Fehlercode?

The injector valve for cylinder 4 has been given an incorrect injection time, which the engine control module has detected during operation. The last digit of the code shows which cylinder is concerned, here cylinder 4. The fault may be in the connector, the wiring or the injector.

Mögliche Ursachen

Contact resistance, oxidation or poor contact in the connections
Open circuit in the signal cable (+)
Open circuit in the signal cable (-)
Damaged injector

Was Sie tun können

1Read the codes and clear them, then road test to see whether the code comes back
2Check the connector on the cylinder 4 injector for play, contact resistance and oxidation
3Use a multimeter to check the two wires to the injector for breaks and for short circuits to ground or supply voltage
4If the fault remains after these checks, have a workshop replace the cylinder 4 injector

Symptome, die Sie bemerken können2

The engine lacks power and runs poorly
A message and a warning symbol appear in the display

Was der Fehler beeinflussen kann2

Engine speed is limited
The car can be driven in limp-home mode

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