LIGHTING SYSTEM, Diagnostic DTC:B2420

DTC Code DTC Name
B2420 AFS ECU Malfunction

DESCRIPTION

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

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

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC B2420 output does not occur.
      Result
      Result Proceed to
      OK A
      NG (for LHD) B
      NG (for RHD) C

    B

    REPLACE AFS ECU Click here

    C

    REPLACE AFS ECU Click here

    A

    USE SIMULATION METHOD TO CHECK Click here