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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Lighting System (Ext) - Diagnostic Codes & Circuit Tests) >> Lighting System >> DTC B2416: Height Control Sensor; DTC B241A: Rear Height Control Sensor [09/2020 - ] >> Description

DTC B2416: Height Control Sensor; DTC B241A: Rear Height Control Sensor [09/2020 - ]: 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
B2416 Height Control Sensor Detection condition: 
  1. The engine switch is on (IG).

Malfunction status: 
  1. Abnormal power source voltage continuously detected

Malfunction duration: 
  1. 5 seconds or more
  • Rear height control sensor sub-assembly LH
  • Harness or connector
  • Headlight ECU sub-assembly LH
 HL AutoLeveling
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. 5 seconds or more
  • Rear height control sensor sub-assembly LH
  • Harness or connector
  • Headlight ECU sub-assembly LH
 HL AutoLeveling
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