
1999 Ford Ranger XLT 4.0L Poor Idle Quality, Hesitation, Poor Fuel Economy, MIL Lamp on
I have this 99 ranger with a 4.0l in my shop and the check engine light keeps coming on with lean codes on both banks. From doing a little research I was pointing twords the lower intake and injecter gaskets but after checking fuel pressure im now thinking a w...
FIX posted 6/29/2009
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Message Closed w/FIX
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VIN | 1FTZR15X1X |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Poor Fuel Economy, MIL Lamp On |
Occurs | Cold, Under Load, on Accel, Cruise |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
1999 Ford Ranger XLT
VIN | 1FTZR15X1X |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Poor Fuel Economy, MIL Lamp On |
Occurs | Cold, Under Load, on Accel, Cruise |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |