PREPARATION
Special Service Tools
The actual shapes of the tools may differ from those illustrated here.

Commercial Service Tools

Precaution
Symptom diagnosisHVAC 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 A/C auto amp. for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRCUI ...
RGB (B: blue) signal circuit
Description
Transmit the image displayed with AV control unit with RGB signal to the
display unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB (B: BLUE) SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV control unit
connector
M154.
Check con ...
The fuel gauge pointer does not move to "F" when refueling
Description
The fuel gauge needle will not move to "F" position when
refueling.
Diagnosis Procedure
1.OBSERVE FUEL GAUGE
Does it take a long time for the pointer to move to FULL
position?
2.IDENTIFY FUELING CONDITION
Was the vehicle fueled with the ignition switch ON?
3.OBSERVE VEHICLE PO ...