Toyota Yaris: Theft Deterrent System / Customize Parameters

NOTICE:

• When the customer requests a change in a function, first make sure that the function can be customized.
• Be sure to make a note of the current settings before customizing.
• When troubleshooting a function, first make sure that the function is set to the default setting.

Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS NOTICE: If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before vehicle control history (RoB) has been read out and saved, the vehicle control history (RoB) information could be lost...

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: If the main body ECU (multiplex network body ECU) is replaced, refer to the Registration. Click here HINT: Troubleshooting of the theft deterrent system is based on the premise that the power door lock control system and the wireless door lock control system are operating normally...

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Inspection

INSPECTION PROCEDURE 1. INSPECT TURN SIGNAL SWITCH (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Light Control Switch Tester Connection Condition Specified Condition z6-7 (A) - z6-5 (EL) Light control switch in AUTO position Below 1 Ω z6-3 (T) - z6-5 (EL) Light control switch in tail position Below 1 Ω z6-12 (H) - z6-5 (EL) Light control switch in head position Below 1 Ω Dimmer Passing Switch Tester Connection Condition Specified Condition z6-11 (HF) - z6-5 (EL) Dimmer switch in high flash position Below 1 Ω z6-16 (HU) - z6-5 (EL) Dimmer switch in high position Below 1 Ω Fog Light Switch Tester Connection Condition Specified Condition z6-4 (B) - z6-5 (EL) Fog light switch in rear position Below 1 Ω z6-13 (BFG) - z6-5 (EL) Fog light switch in front position Below 1 Ω Turn Signal Switch Tester Connection Condition Specified Condition z6-8 (TR) - z6-5 (EL) Turn signal switch in neutral position 10 kΩ or higher z6-14 (TL) - z6-5 (EL) Turn signal switch in neutral position 10 kΩ or higher z6-8 (TR) - z6-5 (EL) Turn signal switch in right turn position Below 1 Ω z6-8 (TR) - z6-5 (EL) Turn signal switch in full right turn position Below 1 Ω z6-8 (TR) - z6-6 (CR) Turn signal switch in full right turn position Below 1 Ω z6-6 (CR) - z6-5 (EL) Turn signal switch in full right turn position Below 1 Ω z6-14 (TL) - z6-5 (EL) Turn signal switch in left turn position Below 1 Ω z6-14 (TL) - z6-5 (EL) Turn signal switch in full left turn position Below 1 Ω z6-14 (TL) - z6-6 (CR) Turn signal switch in full left turn position Below 1 Ω z6-6 (CR) - z6-5 (EL) Turn signal switch in full left turn position Below 1 Ω If the result is not as specified, replace the turn signal switch...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Engine/Power Switch Signal Compare Failure (B227862)

DESCRIPTION This DTC is stored when the SSW1 contact signal, SSW2 contact signal and SSW3 contact signal, which are detected when the engine switch is operated, do not match. DTC No. Detection Item DTC Detection Condition Trouble Area Note B227862 Engine/Power Switch Signal Compare Failure When the engine switch is operated, the SSW1 contact signal, SSW2 contact signal and SSW3 contact signal do not match...