System Diagram
System Description
OUTLINE
COMBINATION SWITCH MATRIX
Combination switch INPUT-OUTPUT system list
COMBINATION SWITCH READING FUNCTION
Description
NOTE: BCM reads the status of the combination switch at 60ms intervals when BCM is controlled at low power consumption mode.
Operation Example
In the following operation example, the combination of the status signals of the combination switch is replaced as follows: INPUT 1 - 5 to "1 - 5" and OUTPUT 1 - 5 to "A - E".
Example 1: When a switch (TAIL LAMP) is turned ON
Example 2: When some switches (TRUN RH, TAIL LAMP) are turned ON
WIPER INTERMITTENT DIAL POSITION SETTING (FRONT WIPER INTERMITTENT OPERATION)
BCM judges the wiper intermittent dial 1 - 7 by the status of INT VOLUME 1, 2, and 3 switches.
ECM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative
terminal.
Check the following terminals and connectors
for damage, bend and loose connection (unit side and connector
side).
&nb ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Trouble Diagnosis Flow Chart
Trouble Diagnosis Procedure
INTERVIEW WITH CUSTOMER
Interview with the customer is important to detect the root cause of CAN
communication system errors and to
understand vehicle condition and symptoms for proper trouble diagnosis ...
Diagnosis system [ABS actuator and electric unit (control unit)]
CONSULT Function (ABS)
FUNCTION
CONSULT can display each diagnostic item using the following diagnostic test
modes.
Diagnostic test mode
Function
ECU Identification
ABS actuator and electric unit (control unit) part number can be
read
Self Diagnostic R ...