• Register

AutoCodes.com FREE Android App
Ask OBDII Question
Please write Make, Model and Year of your vehicle

Find local automotive repair shops in your area | AutoCodes.com Local
Need A Repair Shop?
Find local automotive repair shops in your area.
AutoCodes.com Shops

33,204 questions

19,373 answers

718 comments

22,020 users

Top Users

Reynaldo 8,835 Points
Carguy1 3,931 Points
G37driver 3,517 Points
OBDIITech 2,735 Points
OBDtech2 165 Points
corvette-78 127 Points
knowledge 1488 124 Points
Samat Bekov 117 Points
ptl 113 Points
sabtele 112 Points

po171

locate oxygen sensor on 1998 Pontiac grandprix

Vehicle: 1998 pontiac grandprix 3.8
asked Nov 24, 2013 by john

1 Answer

P0171 Fuel trim to lean bank 1

When you get a lean bank code check for vacuum leaks, The 02 sensor should be checking are the engine management sensor which are upstream sensor

answered Nov 24, 2013 by Reynaldo (8,835 points)

Related Information

Related questions

1 answer
71 views asked Oct 8, 2013 by anonymous
1 answer
180 views asked Aug 17 by Nicole
Home - About AutoCodes.com - Privacy Policy - Terms and Conditions - Copyright 2010-2016 AutoCodes.com

AutoCodes.com - HelpForCars.net - Infinitihelp.com - Nissanhelp.com
...