VOLVO
ECM-4423 - Engine control module. Signal faulty. Intermittent fault
System
Motorsteuergerät (ECM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
2 ModelleS40 (1996–2004), V40 (1996–2004)
Modelle nach Baujahr und Motor anzeigen (2)
Was bedeutet der Fehlercode?
The engine control module (ECM) has registered an internal fault in its internal reference voltage, the voltage the module uses internally. The fault is intermittent: it occurred on an earlier occasion, but it is no longer present when checked. The code is set in the engine control module.
Mögliche Ursachen
- Signal fault in the module's internal reference voltage
- Defective engine control module
Was Sie tun können
- 1Note the fault code, erase it and test-drive the car to see whether the fault comes back
- 2Check that the fuses for engine management are intact and that the battery terminals are tight
- 3If the fault returns or the engine will not start, have a workshop check the engine control module, since the fault is inside it
Symptome, die Sie bemerken können1
- The engine does not start
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.