O2 sensor issues


Ramcharger90

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V8 Engine Swap
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So Im using an A9L and a foxbody harness. I got that Ron Francis o2 harness, pinned it the way the instructions said for the year the harness is from. When they are plugged in the truck hesitates and pops and backfires. I can't figure out whats up.
 


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Junglejoe

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you have the timing right? You put the spout plug back in on the dizzy?
 

Ramcharger90

Well-known member
Article Contributor
V8 Engine Swap
Joined
Feb 11, 2019
Messages
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784
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113
Location
N/A na
Vehicle Year
1990
Make / Model
Ford Ranger
Engine Type
V8
Engine Size
306, Bcam,
Transmission
Manual
2WD / 4WD
2WD


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