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2003 Ford E-250 4.2L Poor Fuel Economy, MIL Lamp on
Posted to Ford Driveability on 12/29/2006 11 Replies

After performing the TSB described above the van was good for aprox. 350 miles. Then the MIL came back on with all the same codes excluding the p0300 misfire code. I performed this TSB with care, properly tourging bolts in sequence and cleaning sufaces perfect...

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  Related Documents & Media  2003 Ford E-250

 
Message Closed w/FIX

car Vehicle Data

2003 Ford E-250

VIN 1FTNS24253
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / pfi
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected
P1131Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction
P1151Fuel Rail Pressure - Maximum Positive Deviation
Message Closed w/FIX

car Vehicle Data

2003 Ford E-250

VIN 1FTNS24253
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / pfi
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected
P1131Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction
P1151Fuel Rail Pressure - Maximum Positive Deviation