Volvo S40 owners have reported 78 engine and engine cooling related problems since 1996. Table 1 shows the 24 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's engine and engine cooling (19 problems). The second most common problem is related to the vehicle's car stall (10 problems). For details of each of the problem category, use the links in the table.
Engine light stays on. I have had 2 mechanics check it out. They don't know why the light is on. I am very concerned about the fuel line problem. Read details...
Tl-the contact owns a 2006 Volvo S40. The contact stated while driving at 20 mph the vehicle stalled and cut off independently without warning. The contact stated it took about 5 to 6 min to restart the vehicle. The contact stated he drove the vehicle to his residence. Read details...
The contact owns a 2006 Volvo S40. The contact stated that while driving at 65 mph, the engine stalled while the check engine warning light illuminated. The vehicle was able to restart. The vehicle was taken to a dealer where the failure was not determined. The vehicle was not repaired. Read details...
Safety concern: 2007 Volvo S40 electronic throttle module failure - causing "reduced engine performance" message and vehicle (2007 Volvo S40) suddenly slows down while in motion, limps and cannot go higher speed. Read details...
I was driving when the car start to accelerated by itself, accel pedal went to the floor. I could not keep a car even by the hand brake, so as it was jumping ahead. Then the car began to blow black and white smoke out under the hood. Read details...