Anyone experienced this? Every 2 weeks or so my L405 Sdv8 goes into restricted mode and normaly clears when you turn the ignition on and off but strangely keeps running for a few seconds when the ignition is off when in restricted mode. All other times its absolutely fine. Plugged in a cheap...

I have a V8 supercharged and have had it for a few years and everything has been fine. The vehicle had an accident where someone decided to drive into the rear end, it could be a coincidence but shortly after I have a problem in the mornings on a cold start. If you start the car from cold and...