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Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Blind Spot Monitor System (Except Hybrid) - Diagnostic Codes & Circuit Tests) >> BLIND SPOT MONITOR SYSTEM (for Gasoline Model) >> DTC C1ABE: Short to GND or Open in Buzzer [06/2018 - ] >> Description

DTC C1ABE: Short to GND or Open in Buzzer [06/2018 - ]: Description

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  1. DTC C1ABE is stored when the blind spot monitor sensor LH 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.
  • RCTA buzzer (blind spot monitor buzzer)
  • Blind spot monitor sensor LH
  • Wire harness or connector
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