What wire on the PCM for air Fuel?

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Jun 24, 2005 | 07:38 PM

CAMMIN03'

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From: Athens, GA

What wire on the PCM for air Fuel?

I have a cobalt airfuel guage Im trying to get hooked up... I know there not accurate but it was a guage filler.....

What wire do I need to tap it into too to get it working???

Thanks alot

Jun 24, 2005 | 08:44 PM

BrianGallimore

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From: Allen, Texas

PCM module - C1 connector (blue), pin 66, purple wire is the HO2S high signal from bank 2 sensor 1

pin 69, purple/white is bank 1, sensor 1

Jun 25, 2005 | 12:07 AM

CAMMIN03'

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So which one do I need to tap into.... Its one wire cxoming our of the back of the guage for the sensor???

Jun 25, 2005 | 12:25 AM

kbracing96

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Shouldn't mater, both of those wire are for the front O2's doesn't really mater which one you use.

Jun 25, 2005 | 06:39 AM

1slow01Z71

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I would go with pin 69 its the easier one to get to atleast on my truck make sure you make your connection weather proof.

Jun 25, 2005 | 12:53 PM

CAMMIN03'

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How do I know which one is PIN 69??

Jun 25, 2005 | 02:27 PM

1slow01Z71

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Should be numbered if not then just look for the purple wire with a white stripe. Its on the blue connector if my memory serves me correctly.

What wire on the PCM for air Fuel?

What wire on the PCM for air Fuel?

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