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Help!!! Magnaflow cats installed Help!!! Magnaflow cats installed
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  #1  
Old 10-18-2009, 11:13 AM
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Join Date: Jan 2008
Location: North Vernon
Vehicle: 2000 Ford F150 7700
Posts: 50
Help!!! Magnaflow cats installed
I got my high flows installed on friday and i loved them until i got a SES light. I went to auto zone and got code p1131 which the guy said meant B1 S1 is bad or needs replaced. Help me get my truck running good again Any help appreciated

Thanks Basile

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  #2  
Old 10-18-2009, 11:54 AM
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Location: Wellsboro, P.A.
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That would be for first air:fuel ratio sensor on the left, replace both fronts.

They did re-mount your rear O2s after the new cats right?
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2004 Ford F-150 XLT Supercab 5.4L 4x4

Appearance: Painted Headlamps/Fog lamps, 20% Tint
Performance: PHP Gryphon 87 Perf, 2.5" True Duals X piped, Rear Cats Deleted, Magnaflow 11" Bodies, Magnaflow 4x18 Rolled Tips.
Suspension: Bilstein 5100 Leveling Struts & Rear Shocks, 20x9 XD Monsters, 33x12.5 Toyo M/Ts
Videos: Start Up, Revs, Driving. Fly-By Sounds Burn Out Video Interior Sound/Drone Tunnel Carwash Rev
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  #3  
Old 10-18-2009, 11:59 AM
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Vehicle: 2000 Ford F150 7700
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im not sure i will go check but how close do they need to be to the high flows
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  #4  
Old 10-18-2009, 12:22 PM
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doesn't really matter, but staying 1" after the cats is usually right.
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2004 Ford F-150 XLT Supercab 5.4L 4x4

Appearance: Painted Headlamps/Fog lamps, 20% Tint
Performance: PHP Gryphon 87 Perf, 2.5" True Duals X piped, Rear Cats Deleted, Magnaflow 11" Bodies, Magnaflow 4x18 Rolled Tips.
Suspension: Bilstein 5100 Leveling Struts & Rear Shocks, 20x9 XD Monsters, 33x12.5 Toyo M/Ts
Videos: Start Up, Revs, Driving. Fly-By Sounds Burn Out Video Interior Sound/Drone Tunnel Carwash Rev
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  #5  
Old 10-18-2009, 02:09 PM
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Join Date: Jan 2008
Location: North Vernon
Vehicle: 2000 Ford F150 7700
Posts: 50
the exhaust shop just gutted the cats coming off the manifold and then replaced the long cats with the high flows how do u change your o2 sensors
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  #6  
Old 10-18-2009, 02:48 PM
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Location: North Vernon
Vehicle: 2000 Ford F150 7700
Posts: 50
http://i679.photobucket.com/albums/v...n16/picone.jpg

http://i679.photobucket.com/albums/v...n16/pictwo.jpg

how does this look Darren?
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  #7  
Old 10-18-2009, 09:57 PM
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Looks perfectly fine. And you still have a CEL?
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2004 Ford F-150 XLT Supercab 5.4L 4x4

Appearance: Painted Headlamps/Fog lamps, 20% Tint
Performance: PHP Gryphon 87 Perf, 2.5" True Duals X piped, Rear Cats Deleted, Magnaflow 11" Bodies, Magnaflow 4x18 Rolled Tips.
Suspension: Bilstein 5100 Leveling Struts & Rear Shocks, 20x9 XD Monsters, 33x12.5 Toyo M/Ts
Videos: Start Up, Revs, Driving. Fly-By Sounds Burn Out Video Interior Sound/Drone Tunnel Carwash Rev
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  #8  
Old 10-18-2009, 10:20 PM
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Join Date: Jan 2008
Location: North Vernon
Vehicle: 2000 Ford F150 7700
Posts: 50
yes but im changing my o2 sensor tm so i will see where that puts me i will keep in touch isnt o2 what i should try first with the code p 1131
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