Toyota Yaris: Front Door Speaker / Installation

HINT:

• Use the same procedure for the RH and LH sides.
• The procedure listed below is for the LH side.

Inspection

INSPECTION PROCEDURE 1. INSPECT FRONT NO. 1 SPEAKER ASSEMBLY (for RH Side) (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below...

Noise Filter

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Other information:

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Terminals Of Ecu

TERMINALS OF ECU CHECK STEREO COMPONENT EQUALIZER ASSEMBLY Terminal No. (Symbol) Terminal Description Condition Specified Condition O131-15(+B) - O131-30(GND) Power source Always 11 to 14 V O131-29(IGP) - O131-30(GND) Power source (IG) Ignition switch ON 11 to 14 V O131-14(ACC) - O131-30(GND) Power source (ACC) Ignition switch ACC 11 to 14 V O131-30(GND) - Body ground Ground Always Below 1 Ω O132-1(MC1+) - O131-30(GND) Active noise control microphone input signal Active noise control microphone LH tapped with finger Pulse generation O132-5(MC1-) - O131-30(GND) Active noise control microphone input signal Always Below 1 Ω O132-2(MC2+) - O131-30(GND) Active noise control microphone input signal Active noise control microphone RH tapped with finger Pulse generation O132-6(MC2-) - O131-30(GND) Active noise control microphone input signal Always Below 1 Ω O131-3(NEI) - O131-30(GND) Engine pulse signal Idling with warm engine Pulse generation (See waveform 1) O131-24(FLI-) Active noise control microphone output signal - - O131-9(FLI+) Active noise control microphone output signal - - O131-23(FRI-) Active noise control microphone output signal - - O131-8(FRI+) Active noise control microphone output signal - - O131-5(RRI+) Active noise control microphone output signal - - O131-20(RRI-) Active noise control microphone output signal - - O131-6(RLI+) Active noise control microphone output signal - - O131-21(RLI-) Active noise control microphone output signal - - O131-7(ASG1) Shield ground - - O131-22(ASG2) Shield ground - - O131-12(FR+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-27(FR-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-13(FL+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-28(FL-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-10(RR+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131+25(RR-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-11(RL+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-28(RL-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-1(CANH) CAN communication signal - - O131-16(CANL) CAN communication signal - - (a) Waveform 1 HINT: The oscilloscope waveform shown in the illustration is an example for reference only...

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: System Description

SYSTEM DESCRIPTION LOAD OPERATION OUTPUT (a) Load is turned on or off according to the operation signals and switch signals from each ECU. Components Semiconductor Power Integration ECU Power Distribution Box Assembly Operation Signal Communication Support *1: w/ Front Seat Heater *2: Built into power distribution box assembly Headlight ECU Assembly ○ - Not supported Fog Light Assembly ○ - Supported Rear Window Defogger / Mirror Heater - ○ Supported Taillight - ○ Supported Rear Fog Light - ○ Supported Back-up Light - ○ Not supported Outer Rear View Mirror Assembly - ○ Supported Panel Illumination - ○ Supported Seat Heater LH*1 High/Low - ○ Not supported Seat Heater RH*1 High/Low - ○ Not supported Passenger Seat Buckle Switch Delegated Input - ○ - Occupant Detection Sensor Delegated Input - ○ - Rear Seat RH Buckle Switch Delegated Input - ○ - Rear Seat CTR Buckle Switch Delegated Input - ○ - Rear Seat LH Buckle Switch Delegated Input - ○ - IGR Relay*2 - ○ Not supported SEMICONDUCTOR FUSE FUNCTION (a) When a malfunction current occurs during load operation, the current is shut off before the electrical lines emit smoke, and then load is turned off...