Failing to investigate the cause of the following warnings may lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.


Stop the vehicle immediately.
Follow the correction procedures.System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Main body ECU (Driver side junction block assembly)
Power back door ECU (Power back door motor unit)
...
Check CAN Bus Lines for Short Circuit
DESCRIPTION
There may be a short circuit in the CAN bus main wire and/or CAN branch wire
when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is below
54 Ω.
Symptom
Trouble Area
Resistance betwe ...
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 ENGINE UNDER COVER
2. REMOVE NO. 2 ENGINE UNDER COVER
3. REMOVE WINDSHIELD WIPER MOTOR AND LINK
(a) Remove the windshield wiper motor and link (See page
).
4. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY
5. DRAIN ENGIN ...