Precaution [03/2017 - ]

1. When using the Techstream with the vehicle engine switch off, connect the Techstream to the vehicle and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Key. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.

1. When replacing the ID code box (immobiliser code ECU)*, certification ECU (smart key ECU assembly), steering lock ECU (steering lock actuator assembly), ECM or electrical key transmitter sub-assembly, refer to the registration procedures (Refer to REGISTRATION [03/2017 - 12/2017] Refer to REGISTRATION [12/2017 - ] ).
   • *: w/ ID Code Box

1. If replacing any of the following parts, refer to the registration procedure (Refer to REGISTRATION [03/2017 - 12/2017] Refer to REGISTRATION [12/2017 - ] ).
   1. ID code box (immobiliser code ECU)*
   2. Certification ECU (smart key ECU assembly)
   3. Steering lock ECU (steering lock actuator assembly)
   4. Electrical key transmitter sub-assembly
      • *: w/ ID Code Box

1. After disconnecting and reconnecting the battery cable, the entry unlock function may not operate. If this occurs, the entry unlock function can be restored by performing a wireless door lock and unlock operation.

1. When the doors are locked, electric waves are transmitted from the vehicle, which continually uses power from the vehicle battery. Therefore, if the vehicle is left as is for a long time, the battery may be fully depleted. If the vehicle is not used for a long time, disconnect the battery or cancel the smart key system (for Entry Function).

   HINT: 

   Refer to the following procedures to cancel the smart key system (for Entry Function) (Refer to CUSTOMIZE PARAMETERS [03/2017 - ] )

2. When the doors are locked and the electrical key transmitter sub-assembly is in the detection area of an electrical key antenna, periodic communication between the electrical key transmitter sub-assembly and vehicle is performed, which uses battery power. If the vehicle is not being used, do not place the electrical key transmitter sub-assembly within 2 m (6.56 ft.) of the vehicle.

HINT: 

For the figure of the electrical key transmitter sub-assembly, refer to Parts Location (Refer to PARTS LOCATION [03/2017 - 12/2017] Refer to PARTS LOCATION [12/2017 - ] ).

1. The electrical key transmitter sub-assembly is a precision instrument. Be sure to observe the following:
   1. Do not subject the electrical key transmitter sub-assembly to strong physical shocks.
   2. Do not keep the electrical key transmitter sub-assembly in a high temperature area for a long time.
   3. Do not use an ultrasonic washing machine to clean the electrical key transmitter sub-assembly.
   4. Do not use the electrical key transmitter sub-assembly with any magnetic items with key holders.
   5. Do not place the electrical key transmitter sub-assembly near magnetic equipment, such as digital audio players, induction cookers, medical devices that generate low-frequency electromagnetic waves, etc.
   6. Do not attach any stickers to the electrical key transmitter sub-assembly.

1. General precautions for the smart key system (for Entry Function):
   1. Always carry the electrical key transmitter sub-assembly.
2. Under the following conditions, the key detection area may be reduced or the electrical key transmitter sub-assembly may be unable to be properly detected. This is due to the weak electromagnetic waves used for key detection.
   1. The battery is depleted.
   2. There are TV towers, electric power plants, broadcasting stations, gas stations or other facilities that generate strong electric waves nearby.
   3. Wireless communication devices, such as walkie-talkies, cell phones, cordless telephones, digital audio players, portable game systems, etc., are carried together with the electrical key transmitter sub-assembly.
   4. The electrical key transmitter sub-assembly is covered by or in contact with objects made of metal, such as coins, certain types of cards, etc.
   5. Film with some metallic content is applied to the rear window glass.
   6. Electric wave-type keyless entry systems are being operated nearby.
   7. An electrical key transmitter sub-assembly from another vehicle is nearby.
   8. The electrical key transmitter sub-assembly is placed near equipment that generates high-voltage or electrical noise.
   9. When the electrical key transmitter sub-assembly is placed near electric devices, such as a charger.
3. Operating range of the smart key system (for Entry Function):
   1. Due to the body design, there are some areas in which proper system operation is difficult.
   2. Even if the electrical key transmitter sub-assembly is in the vehicle exterior key detection area, the electrical key transmitter sub-assembly may not be properly detected if the electrical key transmitter sub-assembly is near a window, a door outside handle or the center of the bumper.
   3. Even if the electrical key transmitter sub-assembly is in the vehicle interior key detection area, the electrical key transmitter sub-assembly may not be properly detected if it is on the instrument panel, accessory box of the instrument panel, package tray trim panel, or in/near the front cup holder, in the glove box or on the floor.
   4. Depending on the way the electrical key transmitter sub-assembly is held, the electrical key transmitter sub-assembly may not operate properly.
4. As weak electric waves are emitted from the electrical key transmitter sub-assembly, if a pacemaker is being used, be sure to read the pacemaker instruction manual.
5. The smart key system (for Entry Function) will not operate under the following conditions.
   1. The procedures to cancel the smart key system (for Entry Function) are performed.
   2. There is no transmitter sub-assembly battery (the LED of the electrical key transmitter sub-assembly does not blink when a key switch is pressed).

1. When performing an entry unlock operation, be sure to touch the backside of the front door outside handle assembly (touch sensor).
2. If the front door outside handle assembly is touched while wearing gloves, etc., the response of the system may be delayed.
3. When performing an entry unlock operation, confirm that the door has unlocked, and then pull the front door outside handle assembly to open the door.
4. If you approached vehicle quickly or the front door outside handle assembly is operated quickly, the door may not unlock. In this case, the system automatically performs the door unlock operation 4 times. However, if the front door outside handle assembly is being pulled at this time, the door may not unlock for mechanical reasons. If the door does not open when the front door outside handle assembly is pulled once, return the front door outside handle assembly to its original position. Then the door can be unlocked.
5. If the electrical key transmitter sub-assembly is brought too close to the front door outside handle assembly, it may not be possible to unlock the door with the entry unlock function.
6. If the electrical key transmitter sub-assembly is within the vehicle exterior detection area, the door can be unlocked even when a person other than the person carrying the electrical key transmitter sub-assembly holds the front door outside handle assembly. However, doors other than the door for which the matching code is detected cannot be unlocked (If the electrical key transmitter sub-assembly is in the vehicle exterior detection area of the driver side door and the driver side front door outside handle assembly is held, the doors can be unlocked. However, if the front passenger side front door outside handle assembly is held, the doors cannot be unlocked).
7. If a door is not opened after the door unlock operation, the doors automatically lock after approximately 30 seconds.*

   HINT: 

   *: If the door automatically locks after certain period has passed since the entry unlock operation, and the electrical key transmitter sub-assembly is detected as it is inside the vehicle even if it is outside the vehicle nearby, the key lock-in prevention function unlocks the door.

8. If the electrical key transmitter sub-assembly is within the vehicle exterior detection area and a large amount of water is applied to the front door outside handle assembly, such as by a car wash or heavy rain, the sensor may react and the entry unlock operation may be performed. However, the doors will automatically lock after approximately 30 seconds if a door is not opened.*

   HINT: 

   *: If the door automatically locks after certain period has passed since the entry unlock operation, and the electrical key transmitter sub-assembly is detected as it is inside the vehicle even if it is outside the vehicle nearby, the key lock-in prevention function unlocks the door.

9. If the electrical key transmitter sub-assembly is being carried together with an electrical key transmitter sub-assembly from another vehicle with the smart key system and the front door outside handle assembly is held, the time before the door is unlocked by the entry unlock operation may be more than normal.

1. When performing an entry lock operation, if the lock sensor on the front door outside handle assembly is touched too quickly, the door may not lock.
2. If the electrical key transmitter sub-assembly is brought near the vehicle interior (window, front door outside handle assembly), the entry lock function may not operate. Also, the key reminder warning buzzer may sound and the entry unlock operation may stop functioning. In this case, move the electrical key transmitter sub-assembly away from the vehicle interior (window, front door outside handle assembly), perform the entry lock operation.
3. When the driver side or passenger side door is open (the door is ajar), and the entry door lock operation is performed, the warning buzzer for the key lock-in prevention function will sound and the doors will not lock.
4. If the electrical key transmitter sub-assembly is left on the instrument panel, accessory box of the instrument panel, package tray trim panel, or in/near the front cup holder, in the glove box or on the floor, the electrical key transmitter sub-assembly reminder warning function may not operate and the electrical key transmitter sub-assembly may be locked in the vehicle when a door lock operation is performed. Always carry the electrical key transmitter sub-assembly.
5. The entry unlock operation cannot be performed for approximately 3 seconds after an operation that locks the doors, such as an entry lock or wireless lock operation, is performed.