DTC B2540

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Diagnostic Instructions

  • Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

  • Review Strategy Based Diagnosis for an overview of the diagnostic approach.

  • Diagnostic Procedure Instructions provides an overview of each diagnostic category.

DTC Descr

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You may preview the service manual table of contents by clicking below.

Service Manual Table of Contents

Document Tags

Document Title: DTC B2540

diagnostic

instructions

system

procedure

rear

lamp

control

circuit

short

ground

open

information

resistance

voltage

signal

switch

headlamp

description

module

xbcm

conditions

ignition

reference

connector

testing

scan

tool

verify

test

terminal

normal

replace

replacement

diagnostic procedure

open resistance

short voltage

lamp switch

headlamp switch

control module

signal circuit

lamp switch signal

short voltage open

voltage open resistance

control module references

verify scan tool

scan tool rear

specified value test

value test signal

test signal circuit

normal replace xbcm