VOLVO
PHM-001A - Carphone box power supply. Signal too low. Intermittent fault
System
Telefonmodul (PHM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
2 ModelleS80 (1999–2006), V70 (2000–2008)
Modelle nach Baujahr und Motor anzeigen (2)
Was bedeutet der Fehlercode?
Too little voltage reaches the carphone box, and the fault is intermittent, so it may come and go. The code is set once a supply fault has been picked up by the keypad unit or carphone control module (PHM). If the code does not come back, no further action is needed.
Mögliche Ursachen
- Too little voltage reaches the carphone box
Was Sie tun können
- 1Read and note the code, clear it and road test the car to see whether it returns
- 2If it returns, check that the connectors to the carphone box and the carphone control module (PHM) are secure and free from corrosion
- 3If the fault still returns, have a workshop with diagnostic equipment check the power supply to the carphone box
Symptome, die Sie bemerken können1
- The carphone does not work
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.