Subaru Enthusiasts Car Club of the Sierras - ok another question about 02 sensor

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- - ok another question about 02 sensor (https://www.seccs.org/forums/showthread.php?t=2536)

02wrxdemon

2004-12-23 12:00 PM

ok another question about 02 sensor

does anyone in here know which wire is the signal wire(color) to the 02 sensor??
Rich

murphy

2004-12-23 04:45 PM

not sure but how many wire is the wrx 02? if its 2 ground is usually brown or black. signal is red, white or yellow..usually.

sperry

2004-12-24 09:52 AM

Quote:

Originally Posted by murphy

not sure but how many wire is the wrx 02? if its 2 ground is usually brown or black. signal is red, white or yellow..usually.

WRX's use 4-wire sensors. I'm not sure which color wire is which,

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