Toyota Yaris: Power Integration System / Utility

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the power integration system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2...

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of the problem symptom. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table...

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Diagnostic Trouble Code Chart

D..

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Front Right Microphone Circuit Component Internal Failure (B1AA696,B1AA71C)

DESCRIPTION These DTCs are stored when a malfunction occurs in the active noise control microphone RH system. DTC No. Detection Item DTC Detection Condition Trouble Area B1AA696 Front Right Microphone Circuit Component Internal Failure Stereo component equalizer assembly detects malfunction in active noise control microphone RH for 4 seconds or more continuously when engine speed is 1200 rpm or more* Harness or connector Active noise control microphone RH Stereo component equalizer assembly B1AA71C Front Right Microphone Circuit Circuit Voltage Out of Range Stereo component equalizer assembly detects active noise control microphone RH connection malfunction for 4 seconds or more continuously* Harness or connector Active noise control microphone RH Stereo component equalizer assembly HINT: *: Malfunction monitoring is not performed under the following conditions, in order to prevent erroneous detection...