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Home >> Lexus >> 2017 >> RC F >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting System (Triple Beam) - Diagnostic Codes & Circuit Tests >> LIGHTING SYSTEM(for Triple Beam Headlight) >> DTC B242E: Open in IG Circuit [09/2014 - 03/2019] >> Description

DTC B242E: Open in IG Circuit [09/2014 - 03/2019]: Description

This DTC is stored when a malfunction occurs in the headlight light control ECU sub-assembly RH IG power source circuit. The headlight light control ECU sub-assembly LH stores DTC B242E.

DTC No. Detection Item DTC Detection Condition Trouble Area
B242E Open in IG Circuit Open in the headlight light control ECU sub-assembly RH IG power source circuit
  • Headlight light control ECU sub-assembly RH
  • Harness or connector
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