Pressing the switch changes the vehicle-to-vehicle distance as follows:
The vehicle-to-vehicle distance is set automatically to long mode when the engine switch is turned to the "ON" position (vehicles without a smart key system) or IGNITION ON mode (vehicles with a smart key system).
If a vehicle is running ahead of you, the preceding vehicle mark will also be displayed.

Vehicle-to-vehicle distance settings (vehicle-to-vehicle distance control mode)
Select a distance from the table below. Note that the distances shown correspond to a vehicle speed of 50 mph (80 km/h). Vehicle-to-vehicle distance increases/decreases in accordance with vehicle speed.
When the vehicle is stopped by system control, the vehicle stops at a certain vehicle-to-vehicle distance depending on the situation.
| Distance options | Vehicle-to-vehicle distance | 
| Long | Approximately 160 ft. (50 m) | 
| Medium | Approximately 130 ft. (40 m) | 
| Short | Approximately 100 ft. (30 m) | 
Resuming follow-up cruising when the vehicle has been stopped by system control (vehicle-to-vehicle distance control mode)
After the vehicle ahead of you starts off, push the lever up.
Your vehicle will also resume follow-up cruising if the accelerator pedal is depressed after the vehicle ahead of you starts off.

 Adjusting the set speed
Adjusting the set speed Canceling and resuming the speed control
Canceling and resuming the speed controlToyota CH-R Service Manual > Pre-collision System: ECU Power Source Circuit
   DESCRIPTION
This circuit supplies power to the millimeter wave radar sensor assembly when 
the ignition switch is ON.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following 
inspection procedure.
PROCEDURE
	
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Toyota CH-R Service Manual > Air Conditioning Unit(for Denso Made): Installation
   INSTALLATION
PROCEDURE
1. INSTALL LOWER DEFROSTER NOZZLE ASSEMBLY
	
		
		(a) Engage the claws to install the lower defroster nozzle assembly.
		
		
		
			
				
				 
			
		
		
	
2. TEMPORARILY INSTALL AIR CONDITIONER UNIT ASSEMBLY
(a) Temporarily install the air conditioner unit ...