Problem solved, after many hours I found the culprit of the communication problem DTC CEM-1A41. I found water "just few drops" and a minor corrosion in the top right connector of the CEM. I dissembled the CEM clean up the contacts and the problem disappears, I didn't found the source of th...

Hi, I need some help to determine my car Ignition Switch part number, this is a S40 T5 06' with 24k, and a very bad electric problem. After a "Key Error" message the car stop to start, and to make everything worse, don't turn off completely, even without key everything is on, cluster, radi...

Hi, Folks I bought a used 06' S40 T-5 last year, and seem like the battery is dying, however I checked the battery and is not the original Volvo and don't even fit well in the box. Can someone tell which is the right battery group size for this car. I checked the Owners manual, this and other forums...