M50 ECU Pins (which one is the lambda signal)

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cog
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Post Sat Dec 20, 2008 9:39 pm

I currently have an E34 525 (H reg) and am about to (try to) install an air-fuel ratio gauge, if anyone could advise the best place to tap into the O2 signal wire it would be most appreciated!

I'm assuming the best bet is to tap into an ecu pin?

-I have no technical knowledge with e34's so wouldn't even know where to start looking .... :(
DanThe
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Post Sun Dec 21, 2008 9:23 am

The signal wire is black, your better off splicing into the cable on the sensor rather than hacking the loom up, im pretty sure its Pin 2 of the O2 connector which is on the side of the block
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cog
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Post Mon Dec 22, 2008 3:12 am

Makes sense - Will go with that then - thanks :)