The Mégane II Owners' Club

Just to make clear - the glow plugs have been removed by mechanic and individually tested to show visually that all glow - I was told all had been measured for voltage (but not sure if also resistance measured) but then advised they were all OK hence decision to change preheater unit as this did see...

My Scenic 2055 1.9DCi shows Check Injection with SERVICE light on cold start - once engine warmed, no message appears on subsequent starts. No problem with running or starting but want to get 'fault' sorted so had diagnostic and came up with DF025 - check preheater unit. Had this replaced (local Ren...