#
MULTIPLEX COMMUNICATION SYSTEM

BHE090255430W01

## Outline

• If the controller area network (CAN) system is malfunctioning, read the DTCs of the following modules, using the WDS or equivalent to determine the malfunctioning system.

  – PCM
  – EPS control module
  – TCM (AT)
  – DSC HU/CM (with DSC)
  – Steering angle sensor (with DSC)
  – Keyless unit
  – Instrument cluster

## Flowchart

• Use the following flowchart to verify the cause of the trouble.