Multiplex Communication System

DTC U0010:88, U001088, U0498:68, 16:Er12, 26:Er81 [MULTIPLEX COMMUNICATION SYSTEM]

CAUTION:
- First perform the following malfunction diagnosis according to the Initial Inspection and Diagnostic Overview troubleshooting procedure.

Detection condition

- CAN system-related wiring harness malfunction
- CAN system-related module malfunction

Possible cause

- Connector malfunction
- Open or short circuit in wiring harness
- Instrument cluster malfunction
- Climate control unit malfunction
- Audio unit malfunction
- Sirius satellite radio unit malfunction
- Bluetooth unit malfunction
- Information display malfunction

System wiring diagram





Diagnostic Procedure

CAUTION:
- When disconnecting the connector, verify that there is no looseness, damage, deformation, corrosion, or poor connection of the connector terminals.
- When inspecting the DLC-2, touch it with a paper clip or similar thin pin without directly inserting a tester into the terminals.