SYSTEM DESCRIPTION
1. POWER DOOR LOCK CONTROL SYSTEM DESCRIPTION
(a) The power door lock system locks/unlocks all the doors.
The main body ECU (multiplex network body ECU) receives lock/unlock request signals from a door control switch or the driver door key lock and unlock switch. Then, the main body ECU (multiplex network body ECU) sends these request signals to the door lock motors in each door to lock/unlock each door in response to the inputs.
2. FUNCTION OF MAIN COMPONENTS
Component |
Function |
---|---|
Power window regulator master switch assembly
|
The door control switch on the power window regulator master switch assembly locks or unlocks all doors. |
Front door courtesy light switch assembly LH Front door courtesy light switch assembly RH Rear door courtesy light switch assembly LH*1 Rear door courtesy light switch assembly RH*1 Upper access panel lock assembly LH*2 Upper access panel lock assembly RH*2 Lower access panel lock assembly LH*2 Lower access panel lock assembly RH*2 |
|
Front door lock assembly LH |
|
Front door lock assembly RH Rear door lock assembly LH*1 Rear door lock assembly RH*1 |
The built-in motor locks or unlocks the door. |
3. SYSTEM FUNCTION
(a) This system is controlled by the main body ECU (multiplex network body ECU). The main body ECU (multiplex network body ECU) outputs signals to each door lock motor. The power door lock control system has the following functions:
Function |
Outline |
---|---|
Manual lock and unlock function |
This function can lock or unlock all doors by the door control switch operation. |
Key-linked lock and unlock function |
This function, which is linked with the mechanical key cylinder, can lock or unlock all doors when a lock or unlock operation is performed. |
Manual unlock prohibition function |
When the condition below is met, unlocking the vehicle using the door control switch will be prohibited:
|
Key lock-in prevention function |
When the key is in the vehicle*1 or ignition key cylinder*2, performing the door lock operation will not lock the door. |
Key-linked 2-step unlock function |
Unlocks only the driver door by turning the key cylinder once and unlocks the other doors by turning it twice. |
Shift-linked automatic door lock function |
When the conditions listed below are met consecutively, this function causes all doors to be automatically locked:
|
Shift-linked automatic door unlock function |
When the conditions listed below are met consecutively, this function causes all doors to be automatically unlocked:
|
Speed-sensitive automatic door lock function |
When the conditions listed below are met consecutively, this function causes all doors to be automatically locked:
|
Driver door-linked automatic door unlock |
All doors are unlocked automatically when the driver door is opened within approximately 43 seconds after the ignition switch is turned from ON to off. |
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR WHEEL
2. DRAIN BRAKE FLUID
HINT:
Immediately wash off any brake fluid that comes into contact with any painted
surfaces.
3. REMOVE REAR BRAKE DRUM SUB-ASSEMBLY
(a) Release the parking brake, and remove the rear brake drum.
If the rear brake drum cannot be ...
Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) The diagnosis function turns off the cruise control indicator, illuminates
the master warning light and displays a warning message when a malfunction is detected.
When a malfunction is detected in the dynamic radar cruise control system, DTCs
are store ...
LIN Communication Bus Malfunction (B2325)
DESCRIPTION
The main body ECU (multiplex network body ECU) monitors communication between
all the ECUs connected to the door bus lines. When the main body ECU (multiplex
network body ECU) detects errors in communication with all the ECUs connected to
the door bus lines at 2.6-second intervals ...