The vehicle's keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle's on-board computer.
Never leave the keys inside the vehicle when you leave the vehicle.
This system is designed to help prevent vehicle theft but does not guarantee absolute security against all vehicle thefts.
Vehicles without a smart key system: The indicator light flashes after the key has been removed from the engine switch to indicate that the system is operating.
The indicator light stops flashing after the registered key has been inserted into the engine switch to indicate that the system has been canceled.
Vehicles with a smart key system: The indicator light flashes after the engine switch has been turned off to indicate that the system is operating.
The indicator light stops flashing after the engine switch has been turned to ACCESSORY or IGNITION ON mode to indicate that the system has been canceled.
■System maintenance The vehicle has a maintenance-free type engine immobilizer system.
■Conditions that may cause the system to malfunction
Toyota CH-R Service Manual > Wireless Door Lock Control System(w/o Smart Key System): No Answer-Back
DESCRIPTION
In some cases, wireless door lock control functions are normal but the hazard
warning light and wireless door lock buzzer answer-back functions*1 do not operate.
In such cases, hazard warning light and wireless door lock buzzer*1 signal outputs
from the main body ECU (multiplex ne ...
Toyota CH-R Service Manual > Integration Relay: Installation
INSTALLATION
PROCEDURE
1. INSTALL NO. 1 INTEGRATION RELAY
(a) Connect the 2 connectors.
(b) Engage the claws to install the No. 1 integration relay as shown in the illustration.
Install in this Direction
2. INSTALL NO. 1 RELAY BLOCK COVER
(a) Engage the claws to ...