Toyota 4Runner: System Diagram
SYSTEM DIAGRAM
Communication Table
|
Sender |
Receiver |
Signal |
Line |
|---|---|---|---|
|
Certification ECU |
Main body ECU |
|
CAN |
|
Main body ECU |
Certification ECU |
|
|
|
Multiplex network door ECU (back door P/W) |
Main body ECU |
Back door courtesy light switch signal |
LIN |
System Description
SYSTEM DESCRIPTION
1. WIRELESS DOOR LOCK CONTROL SYSTEM DESCRIPTION
(a) This system locks/unlocks the doors remotely. The wireless door lock control
system has the following features:
The ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
The wireless door lock control system troubleshooting procedures are
based on the premise that the power door lock control system is operating
normally. ...
Other materials about Toyota 4Runner:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedures to troubleshoot the key reminder warning
system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Open in One Side of CAN Branch Line
DESCRIPTION
If 2 or more ECUs and/or sensors do not appear on the Techstream "CAN Bus Check"
screen, one side of the CAN branch wire may be open (one side of the CANH [branch
wire]/CANL [branch wire] of the ECU and/or sensor is open).
...
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