Toyota Yaris: Seat Belt Warning System / Driver Side Seat Belt Warning Light does not Operate

NOTICE:

• The seat belt warning system uses the CAN communication system and CXPI communication system. First, confirm that there is no malfunction in the CAN communication system and CXPI communication system. Refer to the How to Proceed with Troubleshooting procedure.

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• When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

HINT:

• The seat belt warning light on the combination meter assembly is used for both the driver seat and front passenger seat. Check that the operation of the seat belt warning light is normal first.

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• If the seat belt warning light does not operate for both the driver seat and front passenger seat, replace the combination meter assembly.

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On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT DRIVER SEAT BELT WARNING LIGHT HINT: The seat belt warning light on the combination meter assembly is used for both the driver seat and front passenger seat...

Front Passenger Side Seat Belt Warning Light does not Operate

DESCRIPTION The combination meter assembly blinks or turns off the passenger seat belt warning light on the combination meter assembly in accordance with the state of the front seat inner belt assembly RH and occupant detection sensor (separate type front seat cushion pad RH)...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Removal

REMOVAL CAUTION / NOTICE / HINT HINT: When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used. Learning completes when vehicle is driven Effect/Inoperative Function When Necessary Procedures are not Performed Necessary Procedures Link Lane tracing assist system Drive the vehicle straight ahead at 35 km/h (22 mph) or more for 5 second or more...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Lost Communication with Alternator Missing Message (P161A87)

DESCRIPTION The ECM communicates with the generator assembly via LIN communication. If a LIN communication error is detected, the ECM stores this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P161A87 Lost Communication with Alternator Missing Message Generator assembly or ECM communication stops for approximately 17 minutes or more with the ignition switch ON (1 trip detection logic) Wire harness or connector Generator assembly ECM Comes on SAE Code: P161A WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following inspection procedure...