Description
"B" terminal circuit supplies power to charge the battery and operate the vehicle's electrical system.
Diagnosis Procedure
1.CHECK "B" TERMINAL CONNECTION
2.CHECK "B" TERMINAL CIRCUIT
Check voltage between generator connector F6 terminal 1 and ground.

1 - ground Battery voltage
3.CHECK "B" TERMINAL CONNECTION (VOLTAGE DROP TEST)

1 - B+ Less than 0.2V
Power generation voltage variable control system operation
inspection
L terminal circuit (open)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 ...
B2556 push-button ignition switch
Description
The switch that changes the power supply position. BCM
maintains the power supply position status. BCM
changes the power supply position with the operation of the push-button ignition
switch.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION ...
RGB digital image signal circuit
Description
Transmit the image displayed with AV control unit with RGB digital image
signal to the display unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB DIGITAL IMAGE SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M151 and AV control unit
connector
...