Normal Operation and Fault Conditions

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The ABS module monitors various inputs and compares the values to what should be expected. If the values received are out of range or not what should be expected, the ABS module sets a DTC.

PPT AM ABS MODULE DTC FAULT TRIGGER CONDITIONS

DTC	Description	Fault Trigger Conditions
C0044:47	Brake Pressure Sensor "A": Watchdog/Safety Failure	Sets when the ABS module detects an internal fault.
C0044:49	Brake Pressure Sensor "A": Internal Electronic Failure	Sets when the ABS module detects an internal fault with the HCU.
C0044:51	Brake Pressure Sensor "A": Not Programmed	Sets when the ABS module detects an internal fault.
C0044:64	Brake Pressure Sensor "A": Signal Plausibility Failure	Sets when the ABS module detects a fault with the brake fluid pressure.
C0044:8F	Brake Pressure Sensor "A": Erratic	Sets when the ABS module detects an internal fault with the HCU.
C1A08:1C	Pressure Sensor Supply: Circuit Voltage Out of Range	Sets when the ABS module detects the brake system pressure sensor voltage supply is out of range.