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Posted

The yellow wire i can see goes to the oil pressure switch attached to that loom will be the lambda one white wire grey plug :)

Bang on. Comes from the loom at the top of gearbox that has oil pressure sensor plug. It might just be a spade now if the plug has broke.

Posted

Ok so turns out the plugs not there lol a previous bodge job has left that weird connector on the red wire. Assuming the yellow wire is for oil pressure and the 2 pin (brown/cream wire) plug is for the cat temp........that red one should be for the lambda?

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Posted

Trace the wire back it should be a single white wire connected to that red one. Is so and there's nothing else then that's it, don't worry about the brown and cream 2 pin that's the cat temp sensor don't need it.

Posted

If anything I'd say that the red one joins to a chunkier red one but I'll have a go at tracing it back in the morning.

Posted

Looking where it is the only other thing using a spade there is your temperature gauge check the spade end hasn't broken off the sensor


Posted

Traced the red wire back to find another connector.

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And behind that.........maybe this was once white?

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A mate who's on the tools at Toyota is gonna have a look tomorrow so hopefully we can just hard wire into here.

Posted

Traced the red wire back to find another connector.

72A45BB5-B33E-40BE-A4C8-8EAF761CA6D0_zps

And behind that.........maybe this was once white?

57BB408A-8717-4006-B497-7B929157B445_zps

A mate who's on the tools at Toyota is gonna have a look tomorrow so hopefully we can just hard wire into here.

That's what my o2 sensor wire is like mate real skinny dirty white colour

Posted

So just to wrap this up. The single manky white wire was indeed the O2 sensor wire, hard wired into it and I now have a functioning lambda sensor! :)

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