2003 Ford F-150 XL 4.2L MIL Lamp on
greetings again [...] all had a great holiday season!! on this one we followed the routine in mitchell and is suggesting o2 replacement. we've checked for vac leaks, induction leaks, fuel pressure, etc. my problem is both sensors failing at the same time?? am ...
FIX posted 1/23/2006
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Message Closed w/FIX
Vehicle Data2003 Ford F-150 XL
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2003 Ford F-150 XL
VIN | 1FTRF17252 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / mpfi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
P1151 | Fuel Rail Pressure - Maximum Positive Deviation |