LIGHTING SYSTEM, Diagnostic DTC:B2420

DTC Code DTC Name
B2420 AFS ECU Malfunction

DESCRIPTION

When the AFS ECU detects a malfunction in itself, a DTC is output.

DTC Code DTC Detection Condition Trouble Area
B2420 Malfunction of AFS ECU AFS ECU

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTC Click here.

    2. Check for DTC Click here.

      OK
      DTC B2420 output does not occur.

    NG

    REPLACE AFS ECU Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here