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P0408 Diagnostic Trouble Code Discussion for January 2010

EGR Airflow Throttle Position Sensor Circuit High

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Trouble Ticket Help Requests for DTC P0408
Help Request Posted
2004 Ford F-350 Super Duty XL 6.0L No Start VIN: 1FTSX31P74
P0408: EGR Position Sensor 'B' Circuit High Voltage. We haven't got into a lot of driveabilty on these engines but this was a friend of mine so we decided to see what we could do. Initial complaint was he would have to plug in block heater to get it started in morning. I advised customer to check on any open rec...
January 29, 2010