VOLVO
CEM-1A40 - 50-power supply. Activated too long
System
Zentralelektronik (CEM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
5 ModelleC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Modelle nach Baujahr und Motor anzeigen (5)
Was bedeutet der Fehlercode?
The CEM has registered that the start position (key position III) has been active for a long time, and the fault code is set. The cause is that the signal wire from the ignition switch is short-circuited to battery voltage, or that the ignition switch is faulty.
Mögliche Ursachen
- Signal wire from the ignition switch short-circuited to battery voltage
- Ignition switch defective
Was Sie tun können
- 1Check with a multimeter that the start wire from the ignition switch has no battery voltage when the key is released
- 2If you have a diagnostic tool, read the code after the key is released and note whether it returns
- 3Clear the code only after the cause has been fixed
- 4If the fault remains, have a workshop replace the ignition switch
Symptome, die Sie bemerken können1
- The starter motor continues to turn slowly after the ignition key has been released
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.