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

Commercial Service Tool

Precaution
Periodic maintenanceU1243 display unit
DTC Logic
Diagnosis Procedure
1.CHECK DISPLAY UNIT POWER SUPPLY AND GROUND CIRCUIT
Check display unit power supply and ground circuit
2.CHECK CONTINUITY OF COMMUNICATION CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M142 and AV control unit
connector M163.
...
Squeak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic Worksheet during the interview to
document the facts and conditions when the noise occurs and any customer's
comments; refer to IP-6, "Diagnosti ...
Climate controlled seat switch indicator
Description
Illuminates the climate controlled seat switch to indicate operating status.
Component Function Check
1.CHECK CLIMATE CONTROLLED SEAT SWITCH INDICATOR FUNCTION
Check that the indicators for the climate controlled seat switch operate in
both COOL and HEAT modes.
Diagnosis Procedure ...