Toyota Yaris: When Driving / ABS/TCS/DSC

Hill Launch Assist (HLA)(If equipped)

Hill Launch Assist (HLA) is a function which assists the driver in accelerating from a stop while on a slope. When the driver releases the brake pedal and depresses the accelerator pedal while on a slope, the function prevents the vehicle from rolling...

Antilock Brake System (ABS)

The ABS control unit continuously monitors the speed of each wheel. If one wheel is about to lock up, the ABS responds by automatically releasing and reapplying that wheel’s brake...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Front Door Left Speaker Circuit Actuator Stuck (B1AAE71)

DESCRIPTION This DTC is output when a malfunction occurs in the left side front speaker system. DTC No. Detection Item DTC Detection Condition Trouble Area B1AAE71 Front Door Left Speaker Circuit Actuator Stuck When starting the system from IG OFF → ACC ON, the stereo component equalizer assembly detects a malfunction in the left side front speaker system* Harness or connector Front No...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Power Steering Motor "A" Supply Voltage Circuit Voltage Below Threshold (C155A16,C155A17,C155B16,C155B17)

DESCRIPTION If a problem occurs in the system, the power source relay circuit and the motor relay circuit are shut off to stop power assist. The ECU must be replaced when there is a problem with the relays because the relays are built into the ECU. DTC No...