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Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 217 (Lighting System (Ext) (Except Hybrid) - Diagnostic Codes (1 Of 2)) >> LIGHTING SYSTEM (for Gasoline Model) >> DTC B241A: Rear Height Control Sensor [10/2019 - ] >> Description

DTC B241A: Rear Height Control Sensor [10/2019 - ]: Description

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The headlight ECU sub-assembly LH determines the vehicle height and performs automatic headlight beam level control based on signals from the rear height control sensor sub-assembly LH via direct line.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
B241A Rear Height Control Sensor Detection condition: 
  1. The engine switch is on (IG).

Malfunction status: 
  1. Abnormal vehicle height continuously detected

Malfunction duration: 
  1. 10 seconds or more
  • Rear height control sensor sub-assembly LH
  • Harness or connector
  • Headlight ECU sub-assembly LH
 AFS
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