Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

DESCRIPTION

The No. 1 stereo jack adapter assembly sends the sound signal from an external device to the radio receiver assembly via this circuit.

WIRING DIAGRAM

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY)

(a) Disconnect the J148 radio receiver assembly connector.

(b) Disconnect the J152 No. 1 stereo jack adapter assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

J148-14 (ADPG) - J152-2 (ADPG)

Always

Below 1 Ω

J148-10 (AGND) - J152-7 (AGND)

Always

Below 1 Ω

J148-12 (VAR+) - J152-6 (VAR+)

Always

Below 1 Ω

J148-11 (VAL+) - J152-1 (VAL+)

Always

Below 1 Ω

J148-13 (VA-) - J152-5 (VA-)

Always

Below 1 Ω

J148-14 (ADPG) or J152-2 (ADPG) - Body ground

Always

10 kΩ or higher

J148-10 (AGND) or J152-7 (AGND) - Body ground

Always

10 kΩ or higher

J148-12 (VAR+) or J152-6 (VAR+) - Body ground

Always

10 kΩ or higher

J148-11 (VAL+) or J152-1 (VAL+) - Body ground

Always

10 kΩ or higher

J148-13 (VA-) or J152-5 (VA-) - Body ground

Always

10 kΩ or higher

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    Sound Signal Circuit between Radio Receiver and Stereo Component Amplifier
    DESCRIPTION The radio receiver assembly sends a sound signal to the stereo component amplifier assembly via this circuit. The sound signal that has been sent is amplified by the stereo component ampli ...

    Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
    DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the radio receiver assembly via this circuit. WIRING DIAGRAM PROCEDURE 1. ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Clearance Warning Buzzer (for Rear Side With Rear No. 2 Seat): Installation
    INSTALLATION PROCEDURE 1. INSTALL NO. 2 CLEARANCE WARNING BUZZER (a) Connect the connector. (b) Engage the clamp to install the No. 2 clearance warning buzzer. 2. INSTALL DECK TRIM SIDE PANEL ASSEMBLY RH Click here 3. INSTALL NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY Click here 4. INSTALL ROPE HO ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: No Sound can be Heard from Speakers
    PROCEDURE 1. CHECK AUDIO SETTINGS (a) In sound output setting mode, set volume, fader and balance to the initial values and check that the sound is normal. OK: Audio system returns to normal. HINT: Sound quality adjustment measures vary according to the type of amplifier. OK END ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2025 Copyright www.lexusrx.net
    0.0141