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1999 Ford Ranger XL 3.0L Poor Idle Quality, Hesitation, Cuts out
Posted to Ford Driveability on 2/5/2009 11 Replies

Truck in for hard starting and dies and no power on take off feels like running out of gas. Check for codes had P0171,174,1131,1151, short term fuel trim running between 28 and 34 both banks, and long term in the 20's both banks,both upstream 02's are between ...

11 Replies Received (View Replies)

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car Vehicle Data

1999 Ford Ranger XL

VIN 1FTYR10V3X
Engine3.0 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Cuts Out
OccursCold, Under Load

Trouble Codes

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

car Vehicle Data

1999 Ford Ranger XL

VIN 1FTYR10V3X
Engine3.0 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Cuts Out
OccursCold, Under Load

Trouble Codes

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