Why is my Megane 1dci having trouble cold starting?
The rings may be gumming up. Has it been getting progressively more difficult to start? Another possibility is a dirty or failing tdc sensor typically causing cold start problems. At current temperatures the engine would start without the heater plugs operating!
What happens in a no start Renault Megane?
The Ecu then sends commands to the fueling and ignition systems according. If the sensor is faulty and thus sends incorrect , or no info to the ecu as above, the fuel and air mixture will be incorrect and thus do as you describe resulting in poor running and no start situations…
Is the crank sensor on a Renault Megane an issue?
IF that doesn’t cure it, then the crank sensor will be the issue nine time out of ten.. in which case, you would have to change that then. Renault have brought out a new updated one for these , to combat running / cutting out troubles etc.
What does service light mean on Megane 1.5 dCi?
Ok no worries, car drove spot on except for that light and “service” in yellow. Was told service light means it needed a service, pretty straight forward no problem. Anyway, picked the car up few days later as it needed an MOT and taxing. Started fine, driving down the road… BEEEEEEEEEP “Check injection” on the dash.
The rings may be gumming up. Has it been getting progressively more difficult to start? Another possibility is a dirty or failing tdc sensor typically causing cold start problems. At current temperatures the engine would start without the heater plugs operating!
The Ecu then sends commands to the fueling and ignition systems according. If the sensor is faulty and thus sends incorrect , or no info to the ecu as above, the fuel and air mixture will be incorrect and thus do as you describe resulting in poor running and no start situations…
IF that doesn’t cure it, then the crank sensor will be the issue nine time out of ten.. in which case, you would have to change that then. Renault have brought out a new updated one for these , to combat running / cutting out troubles etc.
What does a yellow service light mean on a megane?
Ok basically, got the car from manchester, test drove it around message on dash said “card battery low’ or something like, and dealer said was just the key card battery. Ok no worries, car drove spot on except for that light and “service” in yellow. Was told service light means it needed a service, pretty straight forward no problem.