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sensor at front of engine block??


  1999 mk2 clio
anyone any ideas as to what the sensor is that at the front of the engine block on a 1999 mk2 ph1 clio 1.2? the plug that plugs into in is green.. just wondering as one of my wires going to it is broken.



  1999 mk2 clio
Oil pressure switch i think pal.
thanx for the reply danny, the oil pressure switch is at the back of the enging above the oil filter i replaced it today just wondering what the sensor in the front is for as my wire to it is broken

Coops Mk1

ClioSport Club Member
  Lots of Scrap...
as above, the brown sensor in the head is the knock sensor, checks for detonation and tells the ecu so it then adjusts the fuelling/spark to compensate