Table 1 shows nine common engine and engine cooling related problems of the 2000 Volvo S40. The number one most common problem is related to the engine cooling system (two problems). The second most common problem is related to the car stall (two problems).
Unintended acceleration occurred with car in drive. Car began to accelerate slowly increasing speed with foot off accelerator. Pulled up on accelerator with no results. Put car into neutral and rpm increased to 6000 rpm then back to 750 idle speed. Back into drive and engine accelerated again. Read details...
When driving within 10-15 mph or 30-35 mph vehicle stalled. Vehicle been to the dealer on 4 separate occasions, but problem recurred. Read details...
The car has problems starting and takes a few tries before starting up. Have also had a problem where the car was in park with the parking brake engaged and the car was revving on its own. There have also been problems while the car has been slowing down on the freeway, specifically when the brakes Read details...