Lexus NX: System Diagram

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Line

Brake booster with master cylinder assembly (skid control ECU)

Stereo component equalizer assembly

Vehicle speed signal

CAN

Hybrid vehicle control ECU

Stereo component equalizer assembly

Engine speed signal

Accelerator pedal angle signal

Integration sports mode indicator signal

Shift position P signal

Shift position R signal

Shift position D signal

Shift position N signal

Sport mode indicator signal

Shift gear signal

Engine mode ID signal

ECO mode indicator signal

Hybrid vehicle control ECU

Integration sports mode signal

Main body ECU (multiplex network body ECU)

Stereo component equalizer assembly

Trip count signal

Time count signal

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 System Description

SYSTEM DESCRIPTION ASC SYSTEM (a) The ASC system uses a stereo component equalizer assembly to electronically generate a driving sound. Simulated engine sounds are output from the No. 1 speaker assemb

 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the ASC system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2.

 Operation Check

OPERATION CHECK INSPECT ASC SYSTEM OPERATION CAUTION: Check for safety before performing any tests. HINT: When the drive mode changes to a mode other than NORMAL, SPORT or CUSTOMIZE*, the simulated en

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 Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)

DESCRIPTION This DTC is stored when items controlled by the main body ECU (multiplex network body ECU) cannot be customized via the navigation system vehicle customization screen. HINT: The main body ECU (multiplex network body ECU) controls the items for the following systems that are customizable

 Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure described below is for the LH side. PROCEDURE 1. INSTALL FOG LIGHT ASSEMBLY LH (a) Install the fog light assembly LH with the 3 screws. (b) Attach each hose clamp. *A LH Side *B

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