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. |
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The certification ECU (smart key ECU assembly) and ECM control the vehicle
engine immobiliser system functions. Engine immobiliser system data and Diagnostic
Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).
In some cases, a ...
Cruise Main Indicator Light Circuit
DESCRIPTION
When the dynamic radar cruise control system is turned on using the cruise control
main switch (ON-OFF button), the cruise control indicator (vehicle-to-vehicle distance
control mode) illuminates. The ECM uses this and other indicators to indicate the
control condition (presence o ...
Towing Tail Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT TOWING TAIL RELAY
(a) Check the resistance.
(1) Using an ohmmeter, measure the resistance between the terminals.
Standard:
Tester Connection
Specified Condition
3-5
10 kΩ or higher
...