Toyota Yaris: Power Integration System / Diagnostic Trouble Code Chart

Data List / Active Test

DATA LIST / ACTIVE TEST READ DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not...

Vehicle Control History

VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Engine Immobiliser System Circuit Short to Battery (B279A12)

DESCRIPTION If the communication line (IMI - EFIO) between the ECM and ID code box (immobiliser code ECU) is stuck high, the ECM will store this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note B279A12 Engine Immobiliser System Circuit Short to Battery The communication line (IMI - EFIO) between the ECM and ID code box (immobiliser code ECU) is stuck high...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Data List / Active Test

DATA LIST / ACTIVE TEST HINT: Using the GTS to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may be discovered before parts or wiring is disturbed...