DESCRIPTION These DTCs are stored when a malfunction occurs in the No. 3 active noise control microphone system.
HINT: *: Malfunction monitoring is not performed under the following conditions, in order to prevent erroneous detection.
WIRING DIAGRAM PROCEDURE
(a) Clear the DTCs. Body Electrical > Active Noise Control > Clear DTCs
(a) Check for DTCs. Body Electrical > Active Noise Control > Trouble CodesOK: DTC B1AAA96 and B1AAB1C are not output.
(a) Disconnect the G68 stereo component equalizer assembly connector. (b) Disconnect the O15 No. 3 active noise control microphone connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Replace the No. 3 active noise control microphone with a new or known good one. Click here
(a) Clear the DTCs. Body Electrical > Active Noise Control > Clear DTCs
(a) Check for DTCs. Body Electrical > Active Noise Control > Trouble CodesOK: DTC B1AAA96 and B1AAB1C are not output.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Safety Connect System(for Hv Model): Initialization
INITIALIZATION RESET BUB (BACK-UP BATTERY) CONDITION HINT: If the BUB (Back-Up Battery) has been replaced, it is necessary to perform this procedure. (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical ...