Topic Sponsor
1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck.

check engine light code P0171

Thread Tools
 
Search this Thread
 
Old Jan 25, 2014 | 07:11 PM
  #11  
ueww40's Avatar
Senior Member
10 Year Member
 
Joined: Jan 2014
Posts: 116
Likes: 23
From: Mobile, Alabama
Default

Originally Posted by biglee88
It would but it won't be as pronounced the only things to affect one bank is pretty much fuel injectors or intake gasket
What are the chances that one or both 02 sensors have failed on bank 1. That's the only other thing I can think of that is on bank 1
Reply
Old Jan 26, 2014 | 09:50 AM
  #12  
biglee88's Avatar
Senior Member
 
Joined: Jul 2012
Posts: 266
Likes: 14
Default

Not likely the o2 sensor reports the problem and if the sensor was bad the PCM would pick it up not changing and set a code if it still runs good then if really suspect intake gasket
Reply




All times are GMT -4. The time now is 03:57 AM.