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DTC B241A-1C: Rear Height Sensor Circuit Voltage Out of Range [11/2023 - ]: Description

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-1C Rear Height Sensor Circuit Voltage Out of Range Detection condition: 
  1. The ignition switch is ON

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
Headlight Control