VOLVO
PHM-7B11 - Handset supply Signal too low
Układ
Moduł telefonu (PHM)
Modele Volvo, których dotyczy ten kod błędu
Dotyczy następujących modeli:
6 modeliC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013), XC90 (2003–)
Co oznacza ten kod błędu?
Although the code is named signal too low for the handset supply, it applies to the supply wire to the handset being short-circuited to ground. The handset then does not work for individual calls, and only hands-free works.
Możliwe przyczyny
- The supply wire to the handset from the carphone control module (PHM) is short-circuited to ground
Co możesz zrobić
- 1Read and note the code before clearing it, so the workshop can see it
- 2Check that the handset connector is firmly seated and free from corrosion
- 3Use a multimeter to check that the supply wire to the handset has no contact with ground (the body), once the connector is checked
Objawy, które możesz zauważyć3
- The handset does not work for individual calls
- The other party cannot be heard or cannot hear through the handset
- A text message appears together with a warning symbol
Na co może wpływać usterka1
- Only hands-free operates
Ogólne wskazówki dla właścicieli. Diagnostyka na samochodzie może wskazać inną przyczynę.