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

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System (for 8 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
    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 ...

    Mute Signal Circuit between Radio Receiver and Stereo Component Amplifier
    DESCRIPTION This circuit sends a signal to the stereo component amplifier assembly to mute noise. Due to this, the noise produced by changing the sound source ceases. If there is an open in the circui ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Steering Column Assembly: Disassembly
    DISASSEMBLY CAUTION / NOTICE / HINT NOTICE: Do not drop the power steering ECU assembly, strike it with tools or subject it to impacts. If the power steering ECU assembly is subjected to an impact, replace it with a new one. Do not pull the wire harness. Do not allow any moisture to come in ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Dynamic Torque Control Awd System: Cancellation of 4WD Control (C1299)
    DESCRIPTION This DTC is stored if the heat generated by the transmission coupling assembly exceeds a certain amount or the estimated oil temperature of the transfer exceeds a certain amount while driving. DTC No. Detection Item DTC Detection Condition Trouble Area C1299 Cancellation o ...

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

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

    © 2025 Copyright www.lexusrx.net
    0.0132