Lexus ES manuals

Lexus ES: Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Navigation / Multi Info Display / Navigation System (for Hv Model) / 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 G5 radio receiver assembly connector.

(b) Disconnect the G8 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

G5-14 (ADPG) - G8-2 (ADPG)

Always

Below 1 Ω

G5-10 (AGND) - G8-7 (AGND)

Always

Below 1 Ω

G5-12 (VAR+) - G8-6 (VAR+)

Always

Below 1 Ω

G5-11 (VAL+) - G8-1 (VAL+)

Always

Below 1 Ω

G5-13 (VA-) - G8-5 (VA-)

Always

Below 1 Ω

G5-14 (ADPG) or G8-2 (ADPG) - Body ground

Always

10 kΩ or higher

G5-10 (AGND) or G8-7 (AGND) - Body ground

Always

10 kΩ or higher

G5-12 (VAR+) or G8-6 (VAR+) - Body ground

Always

10 kΩ or higher

G5-11 (VAL+) or G8-1 (VAL+) - Body ground

Always

10 kΩ or higher

G5-13 (VA-) or G8-5 (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

READ NEXT:

 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

 Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU

DESCRIPTION This circuit includes the navigation ECU and radio receiver assembly. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NAVIGATION ECU) (a) Disco

 Steering Pad Switch Circuit

DESCRIPTION This circuit sends an operation signal from the steering pad switch assembly to the radio receiver assembly. If there is an open in the circuit, the navigation system cannot be operated us

SEE MORE:

 System Diagram

SYSTEM DIAGRAM Communication Table Transmitting ECU Receiving ECU Signal Communication Method Certification ECU (smart key ECU assembly) Main body ECU (multiplex network body ECU) Luggage electrical key switch signal CAN Combination meter assembly Main body ECU (multiplex

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. for Gasoline Model: Click here for HV Model: Click here HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the

© 2016-2025 Copyright www.lexguide.net