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Home >> Lexus >> 2020 >> UX 200 Base >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System (Diagnostic Codes (2 Of 2) & Circuit Tests) (Except Hybrid) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model) >> DTC C051D-54: Multi-axis Acceleration Sensor Module "A" Missing Calibration [10/2018 - 07/2022] >> Description

DTC C051D-54: Multi-axis Acceleration Sensor Module "A" Missing Calibration [10/2018 - 07/2022]: Description

The airbag ECU assembly has a built-in yaw rate and acceleration sensor and detects the vehicle condition.

The skid control ECU (brake actuator assembly) receives signals from the yaw rate and acceleration sensor (airbag ECU assembly) via CAN communication.

HINT: 

If a communication error with the yaw rate and acceleration sensor (airbag ECU assembly) is detected, DTCs U0125-87 and U0151-87 are stored.

The DTC is also stored when the calibration has not been completed.

DTC No. Detection Item DTC Detection Condition Trouble Area
C051D-54 Multi-axis Acceleration Sensor Module "A" Missing Calibration Zero point calibration of acceleration sensor undone.
  • Acceleration sensor (airbag ECU assembly) installation
  • Acceleration sensor (airbag ECU assembly)
  • Skid control ECU (brake actuator assembly)