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C0542
Brake Pressure Sensor B Circuit Low
Generic · braking
Data confidence
65%
The control module detected that the signal in the Brake Pressure Sensor B circuit stayed below the expected operating range.
TuningBot DTC Database · v4.37.15
C0542 Brake Pressure Sensor B Circuit Low
Generic (OBD-II) interpretation in the TuningBot DTC database.
What C0542 means
Related and nearby codes
How to read C0542
C
Chassis: brakes, steering and suspension.
0
Generic SAE-standard code: same meaning on every make.
542
Specific fault index within the subsystem.
Frequently asked questions about C0542
What does C0542 mean?
Brake Pressure Sensor B Circuit Low. The control module detected that the signal in the Brake Pressure Sensor B circuit stayed below the expected operating range.
Is C0542 generic or manufacturer-specific?
C0542 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove C0542 at file level?
Not guaranteed. Powertrain (P) codes can be reliably disabled in the ECU calibration, but body, chassis and network codes depend on the specific control unit and how the fault is implemented - some can be handled, some cannot. Ask for a quote and our engineers will check your file and tell you, free of charge, whether C0542 is removable in your case.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic