
2002 Ford F-150 XL 4.2L Misfire
I was brought this truck after everyone else gave up on it. It has a strong flutter at approximately 1500 rpm and at acceleration under load. I did smoke tests on vac system- checked good, I did fuel pressure [...], I checked injectors- all were firing.I check...
FIX posted 11/13/2009
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VIN | 1FTRF17262 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load, on Accel |
Trouble Codes
P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
P1151 | Fuel Rail Pressure - Maximum Positive Deviation |
Message Closed w/FIX
Vehicle Data
2002 Ford F-150 XL
VIN | 1FTRF17262 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load, on Accel |
Trouble Codes
P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
P1151 | Fuel Rail Pressure - Maximum Positive Deviation |