
1989 Ford F-250 XLT Lariat 7.5L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy
Thanks in advance to all. Here is the symptoms that I cannot seem to fix: as the engine gets warmer, it runs terrible. At idle the injector on time will go from about 4ms and then start to increase to around 10ms and begin to run pig rich,black smoke and event...
FIX posted 9/14/2011
![]()
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)10 Replies Received(Hide Replies)10 Replies Received
|
Message Closed w/FIX
|
VIN | 1FTHX25G1K |
Engine | 7.5 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection |
Symptoms | Excessive Emissions, Poor Idle Quality, Cuts Out, Stall, Misfire, Poor Fuel Economy |
Occurs | Hot |
Trouble Codes
31 | Evp out of range |
Message Closed w/FIX
Vehicle Data
1989 Ford F-250 XLT Lariat
VIN | 1FTHX25G1K |
Engine | 7.5 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection |
Symptoms | Excessive Emissions, Poor Idle Quality, Cuts Out, Stall, Misfire, Poor Fuel Economy |
Occurs | Hot |
Trouble Codes
31 | Evp out of range |