Lexus ES manuals

Lexus ES: Radio Receiver Power Source Circuit

DESCRIPTION

This is the power source circuit to operate the radio receiver assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY POWER SOURCE)

(a) Disconnect the G5 and G3 radio receiver assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G5-1 (GND1) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

G5-4 (+B1) - G5-1 (GND1)

Power switch off

11 to 14 V

G5-15 (ACC1) - G5-1 (GND1)

Power switch on (ACC)

11 to 14 V

G3-19 (IG) - G5-1 (GND1)

Power switch on (IG)

11 to 14 V

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

READ NEXT:

 Registered Device cannot be Deleted

PROCEDURE 1. DELETE OPERATION (a) Check if a registered portable player can be deleted normally. OK: Registered portable player can be deleted normally. OK END NG PROCEED TO

 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

 Reverse 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

SEE MORE:

 Position Initialization Incomplete (Fr Shade) (B2348)

DESCRIPTION This DTC is stored when the roof sunshade ECU (sliding roof drive gear assembly) has not been initialized. DTC No. Detection Item DTC Detection Condition Trouble Area B2348 Position Initialization Incomplete (Fr Shade) Roof sunshade ECU (sliding roof drive gear assembly)

 Power Window Switch Malfunction (B2312)

DESCRIPTION The power window regulator motor assemblies are operated by the multiplex network master switch assembly, power window regulator switch assembly or rear power window regulator switch assemblies. The power window regulator motor assemblies have motor, regulator and ECU functions. This DTC

© 2016-2025 Copyright www.lexguide.net