The Mégane II Owners' Club

Two of the main things that cause white smoke (apart from hg of course) is low fuel pressure & low compressions. Diesel engines need to see at good rpm reading at cold to eliminate hard cold starting which should be in the region of 450 rpm. To my way of thinking it would be shear folly to put b...

If your megane idles ok whilst sitting stationary. But only plays up when slowing down at junctions/traffic lights then I would certainly be checking out the status of the brake switch. The very most likely cause of your problem.Hth Regards fredcamp2

)n your megane the windscreen park position sensor is via tract 6 peh connector (black) engine bay fusebox (upc). Tract1 1 & 2 connector pph2 Windscreen wiper high speed control & windscreen wiper low speed control. I would advise you not to go down the repair route or s/hand 1 either. A new...

The acc pedal sensor has a 6 terminal plug clearly marked 1-2-3-4-4-5-6 No 1 signal return wire to ecu pin no bf3 wire colour beige no 2 5v feed from ecu pin no bf2 wire colour brown no 3 5v feed from ecu pin no bg2 wire colour green no 4 signal return wire to ecu pin no bh2 wire col0ur violet no 5 ...

The problem your encountering with your megane is much more than likely a wiring problem interference from another circuit a very common problem on these is the wiring at the metal cage on ecu gets chaffed & certainly causes the over revving. This has to be checked out starting at the 6 terminal...

The brake switch operates as a safety device in the event of a problem with the accelerator position sensor. If the brake pedal is depressed while the accelerator at a constant position the engine speed will drop to idle thus a faulty or incorrectly adjusted brake pedal switch results in a running p...