2005 Honda Civic 02 sensors

Tiny
SMARTIE
  • MEMBER
  • 2005 HONDA CIVIC
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 25,849 MILES
Off the exhaust manifold the sensor has 4 wires, 2 black for ground and then a green and a white wire.
where do the white and green connec to.
Monday, October 6th, 2008 AT 4:33 PM

1 Reply

Tiny
KHLOW2008
  • MECHANIC
  • 41,815 POSTS
Hi smartie,

The 2 black wires are NOT for ground.
They are the Heated O2 sensor circuit. Connected to Yellow/Black (+) and Orange/Black (-) wire respectively.

I need the wire colors on the harness from ECM to know which is the correct one for the other 2 wires.
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Wednesday, October 15th, 2008 AT 2:35 PM

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