DESCRIPTION If there is no answer-back of the hazard light signal and the wireless door lock buzzer although the wireless control function is operating normally, there might be a malfunction in the hazard light signal and the wireless door lock buzzer signal which are output from the multiplex network body ECU.
NOTICE: Troubleshooting should be started after confirming that the answer-back function has been switched ON through customization.
WIRING DIAGRAM
INSPECTION PROCEDURE
When using intelligent tester:
1 CHECK WIRELESS DOOR LOCK CONTROL SYSTEM
HINT: When the wireless door LOCK/UNLOCK operation can be performed, it means that the wireless signal from the transmitter is properly input to the multiplex network body ECU
Result
2 PERFORM ACTIVE TEST BY INTELLIGENT TESTER
BODY:
Result
3 CHECK HAZARD WARNING LIGHTS
REPLACE MULTIPLEX NETWORK BODY ECU
4 INSPECT WIRELESS DOOR LOCK BUZZER
NOTICE:
Standard
5 CHECK HARNESS AND CONNECTOR (WIRELESS DOOR LOCK BUZZER - MULTIPLEX NETWORK BODY ECU)
Standard resistance
REPLACE MULTIPLEX NETWORK BODY ECU
When not using intelligent tester:
1 CHECK WIRELESS DOOR LOCK CONTROL SYSTEM
HINT: When the wireless door LOCK/UNLOCK operation can be performed, it means that the wireless signal from the transmitter is properly input to the multiplex network body ECU
Result
2 CHECK HAZARD WARNING LIGHTS
REPLACE MULTIPLEX NETWORK BODY ECU
3 INSPECT WIRELESS DOOR LOCK BUZZER
NOTICE:
Standard resistance
4 CHECK HARNESS AND CONNECTOR (WIRELESS DOOR LOCK BUZZER - MULTIPLEX NETWORK BODY ECU)
Standard resistance
REPLACE MULTIPLEX NETWORK BODY ECU
Towing related terms
GCWR (Gross Combination Weight Rating)
The maximum allowable gross
combination weight. The gross
combination weight is the sum
of the total vehicle weight
(including the occupants, cargo
and any optional equipment
installed on the vehicle) and the
weight of the trailer being towed
(incl ...
Terminals of ECU
1. RADIO RECEIVER (10 SPEAKER SYSTEM)
*1: with Rear Seat Entertainment System
2. RADIO RECEIVER (6 SPEAKER SYSTEM)
*1: with Rear Seat Entertainment System
*2: without Rear Seat Entertainment System
3. STEREO COMPONENT AMPLIFIER
4. TELEVISION DISPLAY ASSEMBLY ...
Disassembly
1. REMOVE RH SEAT REAR SEAT RECLINING COVER
Remove the 2 screws.
Remove the RH seat rear seat reclining cover by
pulling it out in the arrow mark direction shown in
the illustration.
2. REMOVE LH SEAT REAR SEAT RECLINING COVER
Remove the 2 screws.
R ...