Summary of functions
When driving on highways and freeways with white (yellow) lines, this function alerts the driver when the vehicle might depart from its lane and provides assistance by operating the steering wheel to keep the vehicle in its lane.
The LDA system recognizes visible white (yellow) lines with the camera sensor on the upper portion of the windshield.

PCS (Pre-Collision System)
Functions included in LDA systemToyota CH-R Owners Manual > Steps to take in an emergency: If your vehicle needs to be towed
If towing is necessary, we recommend having your vehicle towed by
your Toyota dealer or commercial towing service, using a wheel-lift type truck or
flatbed truck.
Use a safety chain system for all towing, and abide by all state/
provincial and local laws.
Situations when it is necessary to ...
Toyota CH-R Service Manual > Lighting (ext): Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FOG FR RELAY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
...