PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used in this section.
|
Expression |
Ignition Switch (Position) |
Engine Switch (Condition) |
|---|---|---|
|
Ignition switch off |
LOCK |
Off |
|
Ignition switch ACC |
ACC |
On (ACC) |
|
Ignition switch ON |
ON |
On (IG) |
|
Engine start |
START |
Start |
Parts Location
How To Proceed With TroubleshootingLost Communication with Power Source Control (B278C)
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
B278C
An internal malfunction occurs in the certification ECU (smart key ECU
assembly)
Certification ECU (smart key ECU assembly)
CAUTI ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
The forward recognition camera is used by multiple systems. If any malfunctions
occur, refer to Problem Symptoms Table of each system.
Dynamic radar cruise control system (for 2GR-FKS): Click here
Dynamic radar cruise control syste ...
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication bus)
transfers the switch signals using the AVC-LAN.
If a short to +B or short to ground occurs in the AVC-LAN, the navigation system
will not function normally because communication is not possible.
WIRING ...