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P1111 Diagnostic Trouble Code Discussion for June 2004

IAT Sensor Circuit Intermittent High Voltage


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Trouble Ticket Help Requests for DTC P1111
Help Request Posted
1997 Ford F Super Duty 7.3L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire VIN: 1FDLF47F5V
P1111: system pass 49 state. truck was running fine, customer turned engine off, let set for about 5 minutes, went to start hard to start, when finally starter sounds just like rod knocking, no power, hard to start.
June 08, 2004
1997 Ford F Super Duty 7.3L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire VIN: 1FDLF47F5V
P1111: system pass 49 state. truck was running fine, customer turned engine off, let set for about 5 minutes, went to start hard to start, when finally starter sounds just like rod knocking, no power, hard to start.
June 08, 2004