Question about 2002 Pontiac Sunfire
Code 171 means the O2 sensor data showed the fuel mixture was too lean when the engine was running. The code will not keep the engine from starting.
The actual cause may be a failed fuel pump or filter.
Posted on Apr 30, 2013
Save hours of searching online or wasting money on unnecessary repairs by talking to a 6YA Expert who can help you resolve this issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
Here's a link to this great service
Posted on Jan 02, 2017
Tips for a great answer:
Nov 04, 2017 | 1999 Pontiac Firebird
Sep 06, 2017 | Dodge Cars & Trucks
Aug 26, 2016 | Dodge Cars & Trucks
Jan 27, 2016 | Cars & Trucks
Mar 11, 2014 | Cars & Trucks
Jun 09, 2012 | Cars & Trucks
Mar 06, 2012 | 2000 Acura TL
Feb 27, 2011 | 2001 Hyundai Santa Fe
Mar 24, 2010 | 1998 Toyota Camry
122 people viewed this question
Usually answered in minutes!