Home

Toyota Workshop

GSIC - Global Service Information Center

DTC    B2430    LED Headlight LH Circuit Malfunction


DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK FOR DTC

CHECK HARNESS AND CONNECTOR (INTEGRATION RELAY - BATTERY AND BODY GROUND)

CHECK HARNESS AND CONNECTOR (INTEGRATION RELAY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

REPLACE INTEGRATION NO.1 RELAY

INSPECT HEADLIGHT ASSEMBLY

INSPECT MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

CHECK HARNESS AND CONNECTOR (HEADLIGHT ASSEMBLY - BODY GROUND)

REPLACE LIGHT CONTROL ECU

CHECK HARNESS AND CONNECTOR (HEADLIGHT ASSEMBLY - POWER DISTRIBUTOR)

CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - HEADLIGHT ASSEMBLY)