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P1151 Diagnostic Trouble Code Discussion for December 2006

Electronic Throttle System Sub Accelerator Position Sensor 2 Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1151
Help Request Posted
2003 Ford E-250 4.2L Poor Fuel Economy, MIL Lamp on VIN: 1FTNS24253
P1151: ho2 sensor switch point indicates lean. 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...
December 29, 2006