C0087
Master Cylinder Pressure Sensor Circuit High
2000-2002 Rolls-Royce Corniche 6.75L V8 🇨🇦
Moderate SeverityChassis
Description
High voltage from the master cylinder brake pressure sensor circuit.
Symptoms
- ABS light on
- Brake system warning
- Stability control fault
- False high-pressure reading
Common Causes
- Signal wire open or shorted to voltage
- Faulty pressure sensor
- Connector corrosion
- Reference voltage issue
Diagnostic Steps
- Test sensor signal voltage with brake released and applied
- Check for open circuits in signal wire
- Inspect connector for corrosion
- Verify reference voltage at sensor
Repair Notes
Repair wiring or replace brake pressure sensor.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0087 on Other Vehicles
Rolls-Royce Cullinan
2019-2024 6.75L V12 Twin Turbo
Rolls-Royce Dawn
2016-2024 6.6L V12 Twin Turbo
Rolls-Royce Ghost
2010-2024 6.6L V12 Twin Turbo
Rolls-Royce Phantom VII
2003-2017 6.75L V12
Rolls-Royce Phantom VIII
2018-2024 6.75L V12 Twin Turbo
Rolls-Royce Silver Seraph
1998-2002 5.4L V12
Rolls-Royce Silver Spirit
1990-1998 6.75L V8
Rolls-Royce Silver Spur
1990-1998 6.75L V8
Common Questions
What does code C0087 mean on a 2000-2002 Rolls-Royce Corniche?
C0087 stands for "Master Cylinder Pressure Sensor Circuit High". High voltage from the master cylinder brake pressure sensor circuit.
What are the symptoms of C0087 on a Rolls-Royce Corniche?
Common symptoms of C0087 include: ABS light on, Brake system warning, Stability control fault, False high-pressure reading.
What causes C0087 on a 2000-2002 Rolls-Royce Corniche?
Common causes of C0087 include: Signal wire open or shorted to voltage, Faulty pressure sensor, Connector corrosion, Reference voltage issue.