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Home >> Toyota >> 2021 >> Sequoia TRD Pro >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Pre-Collision System - Diagnostic Codes & Circuit Tests >> Pre-Collision System >> DTC C1A46: Yaw Rate Sensor [08/2017 - ] >> Description
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DTC C1A46: Yaw Rate Sensor [08/2017 - ]: Description

If the millimeter wave radar sensor assembly receives a yaw rate sensor malfunction signal from the yaw rate sensor (airbag sensor assembly) or yaw rate sensor zero point malfunction signal from the skid control ECU (brake actuator assembly), DTC C1A46 will be stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1A46 Yaw Rate Sensor
  • While the vehicle is being driven at a speed of 5 km/h (4 mph) or more, the millimeter wave radar sensor assembly receives a yaw rate sensor malfunction signal from the yaw rate sensor for approximately 10 seconds.
  • While the vehicle is being driven at a speed of 5 km/h (4 mph) or more, the millimeter wave radar sensor assembly receives a yaw rate sensor zero point malfunction signal from the skid control ECU (brake actuator assembly) for approximately 10 seconds.
  • Vehicle stability control system
  • Millimeter wave radar sensor assembly
  • Yaw rate sensor (Airbag sensor assembly)