W213 E63AMG High revs/Fuel issue?
Looking to help.
W213 E63 17k miles on clock.
Cold start in the morning are awesome =) . But during the day when I stopping the car for 5-10 or15-30 mins ,when turn on the car is doing cold start again, even the engine are warm up, ok may be is normal.
But some time when I leaving the car off for 1 hour or more , when I want to start up the engine ,the revs is going up to 4k and the calm down. And high smell of petrol . And also i notice some time when the engine is cold some sort of clank noise from engine bay

The car is driving perfectly and no loss on power . No any warning lights
What can be? Any idea?








