Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001E7JO
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 10/2022]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier; 2019 - 2022 MY RAV4 RAV4 HV [11/2018 - 10/2022]

Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier

DESCRIPTION

This circuit is used when the voice switch of the steering pad switch assembly is pushed.

Using this circuit, the radio and display receiver assembly sends signals to the stereo component amplifier assembly.

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY)

(a) Disconnect the G4 radio and display receiver assembly connector.

(b) Disconnect the M3 stereo component amplifier assembly connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

G4-3 (RL+) - M3-15 (II1+)

Always

Below 1 Ω

G4-8 (RL-) - M3-14 (II1-)

Always

Below 1 Ω

M3-18 (SLD1) - Body ground

Always

10 kΩ or higher

G4-3 (RL+) or M3-15 (II1+) - Body ground

Always

10 kΩ or higher

G4-8 (RL-) or M3-14 (II1-) - Body ground

Always

10 kΩ or higher

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PROBLEM SYMPTOMS TABLE 2019 MY RAV4 RAV4 HV [02/2019 - 10/2019]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PROBLEM SYMPTOMS TABLE 2020 - 2022 MY RAV4 RAV4 HV [10/2019 - 10/2022]; NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR