Bosch 300z o2 sensor. What is proper wiring diagram?

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splintercell
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Car: 1989 Nissan 240sx HB CA18DET
1991 Nissan Silvia Q's SR20DE ITB's
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there is not much clarity on archive posts. the new sensor has

white wirebrown wireblue wire

what goes to what on ca harness before the factory plug. my o2 sensor plug was cut out.


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c-rad
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I can tell you off hand, white is the signal wire 99% of the time. The other two wires shouldn't matter which way they are hooked up seeing as its a DC circuit.

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splintercell
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Joined: Sat Mar 19, 2005 1:28 pm
Car: 1989 Nissan 240sx HB CA18DET
1991 Nissan Silvia Q's SR20DE ITB's
Location: Virginia
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i figured the white wire was signal. so just hook the brown and blue to any of the other 2 on the ca side?

thanks crad

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splintercell
Posts: 1764
Joined: Sat Mar 19, 2005 1:28 pm
Car: 1989 Nissan 240sx HB CA18DET
1991 Nissan Silvia Q's SR20DE ITB's
Location: Virginia
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alright i went and bought a bosch 300zx o2 sensor it has2 black wires and one blue. has anyone wired up one of these im having issues. what wire goes to what on ca harness.


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