SYSTEM DESCRIPTION

Troubleshooting

WIRELESS DOOR LOCK CONTROL SYSTEM

The wireless door lock control system functions to lock and unlock all the doors from a distance. The system is controlled by a hand-held transmitter which sends radio waves to the door control receiver. The main body ECU RH performs an ID code identification process and engages the door lock control.

FUNCTION OF MAIN COMPONENTS

Component	Function
Door control transmitter	With PANIC switch: Has LOCK, UNLOCK, LUGGAGE OPEN, and PANIC switches. Without PANIC switch: Has LOCK, UNLOCK, and LUGGAGE OPEN switches. Transmits weak radio waves (recognition codes and function codes) to the door control receiver. Illuminates the indicator light (LED) during transmission.
Door control receiver	Receives weak radio waves from the door control transmitter and sends them to the certification ECU.
Front door courtesy light switch Rear door courtesy light switch Luggage compartment door courtesy light switch	Turns on when a door is opened and turns off when it is closed. Outputs door status codes (open or closed) to the main body ECU RH.
Door lock position switch	Transmits the door lock positions of each door to the main body ECU RH.
Wireless door lock buzzer	Emits beep (answer back) when doors are locked or unlocked, or luggage compartment door is opened by wireless operation.^1 Emits beep (answer back) when the LOCK switch or UNLOCK switch is used to open or close all power windows or sliding roof^2.
Certification ECU	Sends wireless door lock control signals in response to the code data from the door control receiver and signals from each ECU.

HINT:

*1: Australia, New Zealand
*2: with sliding roof

SYSTEM FUNCTION

The door control transmitter has LOCK, UNLOCK, LUGGAGE OPEN, and PANIC switches. Operating these switches activates each function.
The wireless door lock control system has the following functions:

HINT:
: The following functions' default settings are ON. Part of these functions can be customized (Click here).

Function	Operation
All door lock	Pressing the LOCK switch locks all doors.
All door unlock^*1	Pressing the UNLOCK switch unlocks all doors.
Unlock 2 operation^*2	Pressing UNLOCK twice within 3 seconds unlocks all the doors after the driver's door is unlocked.
Automatic lock	If none of the doors is opened within 30 seconds after they are unlocked by the wireless door lock control, all the doors will lock again automatically.
Luggage compartment door open	Pressing the LUGGAGE OPEN switch of the transmitter for longer than 0.8 seconds opens the luggage compartment door.
Answer back	When the doors are locked by wireless operation, the hazard warning lights flash once and the wireless door lock buzzer^2 sounds once. When the doors are unlocked by wireless operation, the hazard warning lights flash twice and the wireless door lock buzzer^2 sounds twice. When the luggage compartment door is opened by wireless operation, the wireless door lock buzzer sounds for (0.5 seconds).^*2
Panic alarm^*2	Pressing the PANIC switch of the transmitter for longer than about 0.8 seconds causes the following alarms to activate: Sounds the horn and security horn. Flashes the hazard lights, headlights, and taillights. Illuminates the front interior light (when the switch is in the DOOR position).
Power window and sliding roof^*3 open	Pressing the UNLOCK switch for 2.4 seconds or more opens all power windows. Pressing the UNLOCK switch for 3.4 seconds or more opens sliding roof.^*3 The wireless buzzer sounds once when the operation starts.
Power window and sliding roof^*3 close	Pressing the LOCK switch 2.4 seconds or more closes all power windows. Pressing the LOCK switch for 3.4 seconds or more close sliding roof.^*3 The wireless buzzer sounds once when the operation starts.
Illuminated entry	When all the doors are locked, pressing the UNLOCK switch causes the interior light to come on simultaneously with the unlock operation.
Memory call	This function operates the memory system in accordance with key ID.

HINT:

*1: Europe
*2: Australia, New Zealand
*3: with sliding roof