Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Stereo Jack Adapter Light does not Illuminate

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System (for 8 Inch Display) / Stereo Jack Adapter Light does not Illuminate

DESCRIPTION

Power is supplied to the No. 1 stereo jack adapter assembly illumination from the radio receiver assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.

Click here

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (NO. 1 STEREO JACK ADAPTER ASSEMBLY ILLUMINATION POWER SOURCE)

(a) Disconnect the J170 and J152 No. 1 stereo jack adapter assembly connectors.

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

J170-1 (UPI) - Body ground

Engine switch on (ACC)

5 V

J152-8 (ACC) - Body ground

Engine switch on (ACC)

11 to 14 V

*a

Front view of wire harness connector

(to No. 1 Stereo Jack Adapter Assembly)
OK

REPLACE NO. 1 STEREO JACK ADAPTER ASSEMBLY

NG

2.

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

(a) Disconnect the J169 radio receiver assembly connector.

(b) Disconnect the J170 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

J170-1 (UPI) - J169-1 (USV1)

Always

Below 1 Ω

J170-1 (UPI) or J169-1 (USV1) - Body ground

Always

10 kΩ or higher

*a

Front view of wire harness connector

(to Radio Receiver Assembly)

*b

Front view of wire harness connector

(to No. 1 Stereo Jack Adapter Assembly)
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

3.

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

J152-8 (ACC) - J148-16 (ACC)

Always

Below 1 Ω

J152-8 (ACC) or J148-16 (ACC) - Body ground

Always

10 kΩ or higher
OK

REPLACE RADIO RECEIVER ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
    USB Audio System Recognition/Play Error
    DESCRIPTION When a USB device or "iPod" is connected to the USB jack of the No. 1 stereo jack adapter assembly, it must have playable files. The device must also communicate with and be recognized by ...

    Remote Touch Screen Does not Generate Vibration Feedback
    DESCRIPTION When each button displayed on the multi-display assembly is selected via remote touch screen operation, the remote touch screen generates vibration feedback according to communication betw ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Air Conditioning Panel: Removal
    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during air conditioning panel removal/installation are shown below. Necessary Procedures after parts removed/i ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Noise Filter (w/ Rear No. 2 Seat): Installation
    INSTALLATION PROCEDURE 1. INSTALL RADIO SETTING CONDENSER (a) Engage the claw to install a new terminal cover to the wire harness. NOTICE: Make sure to hold the crimping side of the terminal when installing the wire harness to the terminal cover. Make sure not to bend the exposed wire when ...

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

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

    © 2026 Copyright www.lexusrx.net
    0.0149