Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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System Description

System Diagram (Part 1):




System Diagram (Part 2):




System Diagram (Part 3):




SYSTEM DIAGRAM

SYSTEM DESCRIPTION




1. FUNCTION OF MAIN COMPONENT
2. SYSTEM DESCRIPTION
a. The power door lock system locks/unlocks all doors.
- The door control switch of the master switch uses the LIN line to send lock/unlock request signals to the main body ECU.
- The driver door key cylinder switch uses the CAN line to send lock/unlock request signals through the front door ECU LH to the main body ECU.
- The door control switch on the passenger door uses the CAN line to send lock/unlock request signals through the front door ECU RH to the main body ECU.
- Upon receiving request signals, the main body ECU sends these signals to the door ECUs on each door using the CAN.The door ECUs then lock/unlock each door.




The door control system has the given functions.