P1378 Diagnostic Trouble Code Discussion for June 2019
FICM Supply Voltage Low Voltage
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| Help Request | Posted | |
| 2005 Ford F-550 Super Duty XL 6.0L No Start VIN: 1FDAX57P55 ... were codes P0611 fuel injection control module performance and P1378 FICM supply voltage circuit low. I also noted that the injectors made no noise when the key was to the on/run position. I diagnosed it as a failed f... |
June 07, 2019 | |
| 2005 Ford F-550 Super Duty XL 6.0L No Start VIN: 1FDAX57P55 ... a crank no start complaint. There were codes P0611 fuel injection control module performance and P1378 FICM supply voltage circuit low. I also noted that the injectors made no noise when the key was to the on/run position. I diagnosed it as a failed f... |
June 10, 2019 |
