Quote:
Originally Posted by ChAdS
if i buy a MK2 manifold with 2 holes in for lambda sensors and i plug them both in engine management light will come on
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Right well this means you have a broken lambda sensor then and the ECU is unable to take an oxygen reading from the sensor.
Quote:
Originally Posted by ChAdS
So if i buy a mk1 manifold and plug in the top sensor to the botton lambda sensor hole
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There is only one hole in a mk1 manifold, plug in the lambda and connect it to the green ECU lambda plug.
Plug your other lambda into the blue ECU plug and leave it hanging somewhere in the bay.
You really need to explain yourself better.
It isn't actually the position of the sensor in the exhaust which matters, its the plugs on the ECU.
The green plug is the one which gives it the reading it needs, and the green plug lambda must always be in an exhaust and connected to the ECU for the car to run properly.
The blue plug lambda is the second and un-needed lambda. This can be placed anywhere in the engine bay dangling, a sleeve is not required whatsoever this is just to protect the delicate sensor as I have said over and over and over again.
What do people think is the more harsh environment for a lambda sensor sitting in a 900 degree exhaust manifold? Or dangling in a luke warm engine bay? I think its pretty obvious....