Toyota Yaris: Setup / When Replacing Or Removing/installing Parts

When Disconnecting Or Reconnecting Battery Terminal

Automatic Learning ChartAUTOMATIC LEARNING CHART AUTOMATIC LEARNING PERFORMED WHEN CABLE IS DISCONNECTED / RECONNECTED TO AUXILIARY BATTERY TERMINAL When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating...

Ecu Configuration

ECU CONFIGURATION STABILIZE A POWER SOURCE ON THE VEHICLE SIDE Shut off as many following systems and parts as possible since they would generate an electrical load...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Starter Circuit Stuck On (P16449E)

DESCRIPTION The engine stop and start ECU detects abnormalities in the DI (+B) value that is input from the integrated IC (stop and start backup boost converter integrated IC) to the CPU. If a logical inconsistency occurs between the +B value and DI (+B) value input to the CPU, the engine stop and start ECU stores DTC P16449E and blinks the stop and start cancel indicator...

Toyota Yaris XP210 (2020-2026) Owner's Manual: Warning Sound is Activated

Lights-On Reminder The lights-on reminder is operable when the time setting* 1 of the auto headlight off function is off. If lights are on and the ignition is switched to ACC or the ignition is switched off, a continuous beep sound will be heard when the driver’s door is opened...