Description
Voice signals are transmitted from the microphone to the Bluetooth control unit using the microphone signal circuits.
Diagnosis Procedure
1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE



2.CHECK MICROPHONE POWER SUPPLY


3.CHECK MICROPHONE SIGNAL

Check signal between Bluetooth control unit harness connector B131 terminals 7 and 8.

Steering switchCan communication system
System Description
CAN communication is a multiplex communication system. This enables the
system to transmit and receive large quantities of data at high speed by connecting control units with two
communication lines (CAN-H and CAN-L).
Control units on the CAN network transmit signals usi ...
M&A branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the combination meter for
damage, bend and loose connection
(unit side and connector side).
2.CHECK HARNESS FOR OPEN CI ...
Wiring diagram
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Wiring Diagram
...