
1990 Ford F-150 Custom 5.0L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
This truck runs very rich, as you can see 85+ psi fuel pressure. I took the return off of the rail, I couldn't blow back through the line. I traced the blockage all the way back to the pump assy. I could push air through it with the shop air, but it seemed to ...
FIX posted 12/7/2005
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VIN | 1FTEF14N0L |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
Occurs | Always |
Misc. | Rcab Sbox |
Message Closed w/FIX
Vehicle Data
1990 Ford F-150 Custom
VIN | 1FTEF14N0L |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
Occurs | Always |
Misc. | Rcab Sbox |