DTC Mercury P1572 Short Explanation
Channel: Maxidot
Date: 2020-07-24

The video focuses on the basic Mercury specific diagnostic error code.
Contents:
0:21 Basic DTC analysis according to OBD2 protocol standard.
1:48 Insight into programming
- an explanation of what a bit is and how a byte is formed
- decoding the Error Code to the base programming
2:58 A diagnostically understandable description of the Diagnostic Trouble Code
3:05 Basic error definition
- Possible causes or errors of the car and its parts describing the mentioned error

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Make
Mercury
Code
P1572
Definition
Brake Pedal Switch Circuit
Description
Indicates the brake input rationality test for brake pedal position BPP and brake pressure switch BPS has detected a concern  One or both inputs to the powertrain control module PCM did not change state when expected  On some vehicles with stability assist,  the BPP switch is connected to the anti-lock brake system ABS control module and the ABS generates a driver brake application signal,  which is then sent to the PCM
Cause
Incorrectly adjusted BPP switch or BPSBlown fuseDamaged BPP switchDamaged BPSOpen or short in the BPP circuitOpen or short in the BPS circuit
Diagnosis
DTC P1572 sets when the PCM does not sense the correct sequence of the brake pedal input signal from both the BPP switch and the BPS when the brake pedal is pressed and released