check engine codes

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08-09-2006, 10:56 PM

MustangGT 1996

Thread Starter

Join Date: Aug 2006

Posts: 1

check engine codes

Need helpI got a 96 mustang gt with 97 gt motor it is coding p 1151 and po151 can any one help

08-09-2006, 11:01 PM

Aixtreme89

5th Gear Member

Join Date: Feb 2005

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Posts: 2,034

RE: check engine codes

Po151 means.... Upstream heated 02 sensor circuit low voltage (Bank 2)

I dont know what the other one means. I cant find it in my repair manual. Do you have longtube headers or an offroad mid-pipe?

08-09-2006, 11:07 PM

TX02GT

2nd Gear Member

Join Date: Jun 2006

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Posts: 271

RE: check engine codes

p0151---h20 sensor circuit out of range low voltage(ho2s21)

It says possible causes.

contaminated ho2s
(water,fuel) or
crossed ho2s signal/signal return wiring.