Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Data Signal Circuit between Radio Receiver and Stereo Jack Adapter

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System (for 12.3 Inch Display) / 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.

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

J169-2 (US1-) - J170-2 (UDO-)

Always

Below 1 Ω

J169-3 (US1+) - J170-3 (UDO+)

Always

Below 1 Ω

J169-5 (USG1) - J170-5 (UJSS)

Always

Below 1 Ω

J169-2 (US1-) or J170-2 (UDO-) - Body ground

Always

10 kΩ or higher

J169-3 (US1+) or J170-3 (UDO+) - Body ground

Always

10 kΩ or higher

J169-5 (USG1) or J170-5 (UJSS) - 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)
OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
    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 ...

    AVC-LAN Circuit
    DESCRIPTION Each unit of the audio and visual system connected to the AVC-LAN (communication bus) transmits switch signals via AVC-LAN communication. If a short to +B or short to ground occurs in the ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Audio And Visual System (for 8 Inch Display): Voice Guidance Circuit between Radio Receiver and Stereo Component Amplifier
    DESCRIPTION Using this circuit, the radio receiver assembly sends signals to the stereo component amplifier assembly. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - STEREO COMPONENT AMPLIFIER ASSEMBLY) (a) Disconnect the J150 radio receiver assembly conn ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Front Door: Inspection
    INSPECTION PROCEDURE 1. INSPECT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH (a) Apply 6.0 V (4 dry cell batteries in series) to the front door outside handle assembly LH and check that the light comes on. NOTICE: Do not apply more than 6.0 V. OK: Condition Specified Condition Battery positive ...

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

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

    © 2026 Copyright www.lexusrx.net
    0.0099