mk5 escort lambda sensor
24-09-2009, 06:17 PM
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mk5 escort lambda sensor
hi all just had mot and car needs a new lambda sensor.On the car its got 4 wires but i've got a brand new universal one with 3 wires is there a way to fit this
its a 1.4i mkb escort
its a 1.4i mkb escort
24-09-2009, 06:38 PM
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not sure if this is of any use but here are what each wire does..
Zirconia 3-wire: BLACK = signal
WHITE = heater
WHITE = heater
Zirconia 4-wire: BLACK = signal
GREY = ground
WHITE = heater
WHITE = heater
so i'd presume the sensor you have earths through the exhaust/manifold/engine
Zirconia 3-wire: BLACK = signal
WHITE = heater
WHITE = heater
Zirconia 4-wire: BLACK = signal
GREY = ground
WHITE = heater
WHITE = heater
so i'd presume the sensor you have earths through the exhaust/manifold/engine
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