Toyota does not recommend towing a trailer with your vehicle.
Toyota also does not recommend the installation of a tow hitch or the use of a tow hitch carrier for a wheelchair, scooter, bicycle, etc. Your vehicle is not designed for trailer towing or for the use of tow hitch mounted carriers.

Vehicle load limits
Dinghy towingToyota CH-R Service Manual > Blind Spot Monitor System: Vehicle Speed Sensor (C1A45)
DESCRIPTION
The blind spot monitor sensor receives vehicle speed signals from the skid control
ECU via CAN communication.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1A45
Vehicle Speed Sensor
A fa ...
Toyota CH-R Service Manual > Safety Connect System: Diagnosis System
DIAGNOSIS SYSTEM
DESCRIPTION
(a) The DCM (Telematics Transceiver) control the vehicle safety connect system
functions. Safety connect system data and Diagnostic Trouble Codes (DTCs) can be
read through the vehicle Data Link Connector 3 (DLC3). In some cases, a malfunction
may be occurring in ...