
1991 Ford F-150 Custom 5.8L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on
Truck came in with a low mileage, no power compliant. We started a tune up and found plugs black and fuel fouled, ck'd compression 110-120 all clyds. replaces plugs, cap, rotor and fuel filter. ran truck and still had no power. ck'd vacum and found to be real ...
Summary posted 3/20/2006
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)20 Replies Received(Hide Replies)20 Replies Received
|
Message Closed w/Summary
|
VIN | 1FTEF14H5M |
Engine | 5.8 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / PORT |
Emissions | US |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On |
Occurs | Always |
Misc. | 5.8 |
Trouble Codes
334 | egr voltage above closed limits |
Message Closed w/Summary
Vehicle Data
1991 Ford F-150 Custom
VIN | 1FTEF14H5M |
Engine | 5.8 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | FI / PORT |
Emissions | US |
Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On |
Occurs | Always |
Misc. | 5.8 |
Trouble Codes
334 | egr voltage above closed limits |