yes
valve variator
You turn the valve cap anti-clockwise!
there isn't a drain plug, you will have to remove the bottom hose
EGR valve sooted up
Common problem have Solenoid replaced Usually the pressure regulator valve.
The idling speed is automatically sensed ....and set by the Air control valve
Worn valve, bent valve, damaged piston and/or rings, head gasket failure.
inlet is 0.10 to 0.15mm and exhaust is 0.25to0.30mm ...
Combined mpg actual 1600 rt scenic 8 valve =37.5mpg
does renaul megane 1996 has abs breaks?
If you are talking about the expansion valve then its located on the evaporator ...............