Need to no which colour wire i the signal wire directly from the oxygen sensor on a v4 type R? There are 3 wires black and 2 white,need to fit a afr gauge cannot get the right wire of the ecu so going to take it directly of Oxygen sensor.

 

2 whiite should be power for the sensor heater, the black is the signal!

 

Cheers m8 i will try that.