DPB_a047 — P Plunger Plaus Check Failure
Full alert identifier: DPB_a047_pPlungerPlausCheckFailure
Alert description
Pressure sensor signal implausible high compared to motor load.
Potential impact
System will request Hydraulic Boost Compensation when driver pressed the brake pedal.
Set condition
Pressure sensor of active circuit shows an implausible too high pressure. Calculation of the expected pressure based on motor torque, angular acceleration and best-case gear efficiency and comparison with the pressure sensor signal.
Clear condition
Ignition off; wait 5 seconds; Ignition on
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DPB_a047.