Lexus RX (RX 350L, RX450h) 2016-2023 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

    Illumination Circuit
    DESCRIPTION Power is supplied to the radio receiver assembly and steering pad switch assembly illumination when the light control switch is in the tail or head position. WIRING DIAGRAM CAUTION / NOTI ...

    Speaker Circuit
    DESCRIPTION If there is a short in a speaker circuit, the stereo component amplifier assembly detects it and stops output to the speakers. Thus sound cannot be heard from the speakers even if there is ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Electric Parking Brake System: How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS (a) Interview the customer and confirm the problem. Click here NEXT 3. INSPECT BATTERY VOLTAGE Standard Volta ...

    Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Panoramic View Monitor System: ECU Power Source Circuit
    DESCRIPTION This circuit is the power source circuit to operate the parking assist ECU. The parking assist ECU controls the panoramic view monitor system. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuse for circuits related to this system before performing the following inspection p ...

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

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

    Chevrolet Trax (2013-2022) Owner's Manual

    © 2023 Copyright www.lexusrx.net
    0.0144