P0172,P0175
12-08-2002, 11:12 PM
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P0172,P0175 why is my car throwing these code.the codes are rich in bank 1 and 2. {help}
<small>[ December 08, 2002, 11:13 PM: Message edited by: johnster ]</small>
<small>[ December 08, 2002, 11:13 PM: Message edited by: johnster ]</small>
12-09-2002, 02:57 PM
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Re: P0172,P0175 it is a 98 t/a with all the bolt ons.it has stock headers and a ls6 intake.it is dualed with an x-pipe and two borla mufflers. hope this helps
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12-09-2002, 05:12 PM
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Re: P0172,P0175 I have autotap the car and it is ok.I have a maft it is set on 12% lean.I have a hpp but I do not run the timeing.The 02 are reading about 9.06 wide open throttle this should be ok.It didn't happen while I was spraying it.
12-09-2002, 05:12 PM
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Re: P0172,P0175 I have autotap the car and it is ok.I have a maft it is set on 12% lean.I have a hpp but I do not run the timeing.The 02 are reading about 9.06 wide open throttle this should be ok.It didn't happen while I was spraying it.
12-09-2002, 05:13 PM
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Re: P0172,P0175 I have autotap the car and it is ok.I have a maft it is set on 12% lean.I have a hpp but I do not run the timeing.The 02 are reading about 9.06 wide open throttle this should be ok.It didn't happen while I was spraying it.
12-09-2002, 05:14 PM
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Re: P0172,P0175 I have autotap the car and it is ok.I have a maft it is set on 12% lean.I have a hpp but I do not run the timeing.The 02 are reading about 9.06 wide open throttle this should be ok.It didn't happen while I was spraying it.
<small>[ December 09, 2002, 05:15 PM: Message edited by: johnster ]</small>
<small>[ December 09, 2002, 05:15 PM: Message edited by: johnster ]</small>
12-10-2002, 03:55 PM
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Re: P0172,P0175 Have you tried resetting the PCM and seeing if the code happens again? Maybe it was a one time thing... Thats weird that its running rich while you have the MAFT set to lean.
