Check injection, throttle not responding

Discussion in 'Mechanical - Engine, Gearbox, Exhaust etc' started by Stephenvenning, Apr 2, 2016.

  1. Hello guys,

    Im getting to my wits end with my bloody car (Megane engine in clio 197), wonder if anyone on here has any ideas before I get it transported up north to a specialist.

    Im getting injection fault followed with limp mode, I know before anyone says, yes Ive replaced my coil packs and injectors. Also swapped out map sensors, replaced faulty N75 valve, swapped out throttle bodies and pedal, checked wiring between ecu and pedal and throttle body, replaced tdc sensor, checked for leaks and done a compression test.

    The throttle should when it starts up do a full sweep and then back to idle postion, mine doesnt do that. The engine revs in limp mode but im guessing its doing this through fueling as its running really rich!

    OBD reader doesnt pick up any faults, i do need to get it plugged into clip but currently cant move the car to a garage as my drive is very steep and it wont make it up when in limp mode.

    Thanks
     
  2. Presume you've checked the vacuum line to the intake manifold?
     
  3. hi mate
    i had the exact same fault when i did my conversion and it turned out to be a short in the wiring loom that went over the top of the gear box (runs from the loom that goes to the coil packs and injectors and thru the multi plug connector)
    whilst they were trying to find the fault it also showed low voltage signal from the ecu and this turned out to be corrosion in the ecu that needed cleaning out.
    i used phoenix automotive in Verwood, Dorset BH31 6AZ [FONT=arial, sans-serif]01202 828400 and cant recommend them enough
    [/FONT]really know their stuff and a fantastic wealth of knowledge when it comes to Renault
    maybe give them a ring Anthony or Andy
    hope this is of some help bud as i know what its like as it did my head in trying to sort mine out!! lol
     
  4. Was it coming up with any codes? Ill give them a call maybe. Who made your loom mate/
     

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