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Home >> Lexus >> 2021 >> LC 500 2D Coupe >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Lighting System (Ext) - Diagnostic Codes, Symptom & Circuit Tests (1 Of 2) (Coupe) >> Lighting System >> DTC B2415: Vehicle Speed Sensor Malfunction [03/2017 - ] >> Description

DTC B2415: Vehicle Speed Sensor Malfunction [03/2017 - ]: Description

The No. 1 headlight ECU sub-assembly LH receives speed signals from the skid control ECU assembly via CAN communication and performs light control.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
B2415 Vehicle Speed Sensor Malfunction Detection condition: 
  1. Engine switch on (IG)

Malfunction status: 
  1. Wheel speed sensor invalid signals are continuously received from the skid control ECU assembly

Malfunction duration: 
  1. 10 seconds or more
Electronically controlled brake system HL AutoLeveling