SYSTEM DESCRIPTION
1. LIN COMMUNICATION SYSTEM DESCRIPTION
The LIN communication system is used for communication between the components in the table below. If communication cannot be performed through LIN communication because of an open in the communication lines or other reason, the master control ECU of the relevant system will store a DTC. Refer to the table below about the communication bus lines and connected components.
HINT:
Each component has a fail-safe function which activates to maintain the minimum performance of the system and protect the system.
Door Bus Lines
Component |
Master Control |
LIN Communication DTC Output Function |
---|---|---|
Main Body ECU (Driver Side Junction Block Assembly) |
○ |
○ |
Power Window Regulator Motor Assembly (for Driver Side) |
- |
- |
Power Window Regulator Motor Assembly (for Front Passenger Side) |
- |
- |
Power Window Regulator Motor Assembly (for Rear LH Side) |
- |
- |
Power Window Regulator Motor Assembly (for Rear RH Side) |
- |
- |
Multiplex Network Master Switch Assembly |
- |
- |
Sliding Roof ECU (Sliding Roof Drive Gear Assembly)* |
- |
- |
Component |
Master Control |
LIN Communication DTC Output Function |
---|---|---|
Certification ECU (Smart Key ECU Assembly) |
○ |
○ |
Power Source Control ECU (Power Management Control Computer Assembly) |
- |
○ |
Steering Lock ECU (Steering Lock Actuator Assembly) |
- |
- |
Component |
Master Control |
LIN Communication DTC Output Function |
---|---|---|
Air Conditioning Amplifier Assembly |
○ |
- |
Air Conditioning Control Assembly |
- |
- |
Component |
Master Control |
LIN Communication DTC Output Function |
---|---|---|
AFS ECU (Headlight Swivel ECU Assembly) |
○ |
- |
Inner Rear View Mirror Assembly |
- |
- |
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the key reminder warning
system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT SEAT HEADREST ASSEMBLY
2. REMOVE FRONT SEAT REAR OUTER TRACK COVER
3. REMOVE FRONT SEAT REAR INNER TRACK COVER
4. REMOVE FRONT SEAT ASSEMBLY
5. REMOVE RECLINING POWER SEAT SWITCH KNOB
6. REMOVE SLIDE AND VER ...
Removal
REMOVAL
PROCEDURE
1. DISCHARGE FUEL SYSTEM PRESSURE
HINT:
See page
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
3. REMOVE W ...