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DTC C1ABE: Short to GND or Open in Buzzer [12/2019 - 11/2023]: Description

DTC C1ABE is stored when the blind spot monitor sensor RH (slave) detects a short to ground or open in the RCTA buzzer (blind spot monitor buzzer) circuit.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1ABE Short to GND or Open in Buzzer Both of the following conditions are met: 
  • The blind spot monitor system is on
  • The blind spot monitor sensor is not sounding the buzzer but the buzzer receives voltage below a specified level for a specified period of time.
  • Blind spot monitor sensor RH (slave)
  • RCTA buzzer (blind spot monitor buzzer)
  • Wire harness or connector
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