- Faulty Vacuum Pressure Sensor
- Vacuum Pressure Sensor harness is open or shorted
- Vacuum Pressure Sensor circuit poor electrical connection
Tech notesC101A:1C Vacuum Pressure Sensor: Circuit Voltage Out of Range
C101A:62 Vacuum Pressure Sensor: Signal Compare Failure
C101A:64 Vacuum Pressure Sensor: Signal Plausibility Failure
Some 2013 F-Super Duty 250/350 vehicles equipped with 6.2L engine and built on or before 2/21/2013 may exhibit illuminated red brake warning indicator with diagnostic trouble code (DTC) C101A:62. Fix the problem by reprogramming the ABS module to the latest calibration.
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
C101a Ford DescriptionThe Anti-Lock Brake System (ABS) Module monitors the Vacuum Pressure Sensor. The ABS Module sets the OBDII code when the Vacuum Pressure Sensor is not to factory specifications.
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