Lexus NX: System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

Receiver ECU

Signal

Communication Method

Certification ECU (Smart Key ECU Assembly)

Main Body ECU (Multiplex Network Body ECU)

Back door opener switch assembly signal

CAN

Main Body ECU (Multiplex Network Body ECU)

Multiplex Network Door ECU

Back door opener switch assembly signal

CAN

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 System Description

SYSTEM DESCRIPTION BACK DOOR CLOSER SYSTEM DESCRIPTION (a) Operating any back door opener switch assembly when the back door is fully closed inputs a request signal to the multiplex network door ECU.

 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: The back door closer system troubleshooting procedure is based on the premise that the power back door system is operating normally. Check the power back door system f

 Operation Check

OPERATION CHECK CHECK BASIC FUNCTIONS (a) When the back door is partially closed, check that the motor operates to fully close (lock) the back door. (b) Check that the back door can be opened. (c) Whe

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 Components

COMPONENTS ILLUSTRATION *A w/ AVS - - *1 FRONT AXLE HUB SUB-ASSEMBLY LH *2 FRONT AXLE SHAFT NUT LH *3 FRONT DISC *4 FRONT DISC BRAKE CALIPER ASSEMBLY LH *5 FRONT FLEXIBLE HOSE *6 FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY LH *7 FRONT SPEED SENSOR LH

 Precaution

PRECAUTION PRECAUTION FOR REPLACEMENT (a) Always prepare a new bulb for immediate replacement. While replacing a bulb, the lens may attract dust and moisture if removed from the vehicle for a long time. (b) Always replace a bulb with another bulb of the same wattage. (c) If only replacing the bulb o

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