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P1378 Diagnostic Trouble Code Discussion for November 2013

FICM Supply Voltage Low Voltage


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Trouble Ticket Help Requests for DTC P1378
Help Request Posted
2005 Ford E-350 Super Duty 6.0L Hesitation, Surge VIN: 1FTSS34P55
... light acceleration intermittently along with white / blue smoke out tail pipe when problem occurs. Have monitored FICM main volts - 47.5 and input volts 13.5 when problem occurs. Also monitored ICP desired and actual - they match. Not sure if codes P0266 C...
November 15, 2013
2005 Ford E-350 Super Duty 6.0L Hesitation, Surge VIN: 1FTSS34P55
... light acceleration intermittently along with white / blue smoke out tail pipe when problem occurs. Have monitored FICM main volts - 47.5 and input volts 13.5 when problem occurs. Also monitored ICP desired and actual - they match. Not sure if codes P0266 C...
November 15, 2013