Toyota Yaris: If Trouble Arises / Warning/Indicator Lights and Warning Sounds

Tiedown Hook-Rear

The hook positioned under the rear bumper on the right side is for tying down the vehicle during transport, and it cannot be used for towing other vehicles...

If a Warning Light Turns On or Flashes

If any warning light turns on/flashes, take appropriate action for each light. There is no problem if the light turns off, however if the light does not turn off or turns on/flashes again, consult your Toyota dealer...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Lost Communication With Brake System Control Module(ch2) Missing Message (U117087)

DESCRIPTION The brake actuator assembly communicates with the ECM and engine stop and start ECU. When the brake actuator assembly does not receive data from the engine stop and start ECU, the engine stop and start ECU stores DTC U117087. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U117087 Lost Communication With Brake System Control Module(ch2) Missing Message No communication from the brake actuator assembly continues...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR (a) Check the wire harness. (1) Disconnect the automatic light control sensor. (2) Measure the voltage according to the value(s) in the table below. Standard Voltage: Tester Connection Switch Condition Specified Condition H78-1 (CLTB) - H78-2 (CLTE) Ignition switch on (IG) 11 to 14 V If the specified condition is not met, replace the vehicle wire harness...