Lexus NX manuals

Lexus NX: System Diagram

Lexus NX Service Manual / Vehicle Exterior / Window / Glass / Power Window Control System / System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

Receiving ECU

Signal

Communication Method

Multiplex Network Master Switch Assembly

Front Power Window Regulator Motor Assembly LH

Power window auto up and down signal

LIN
  • Front Power Window Regulator Motor Assembly RH
  • Rear Power Window Regulator Motor Assembly LH
  • Rear Power Window Regulator Motor Assembly RH

Power window remote up and down signal

LIN

Main Body ECU (Multiplex Network Body ECU)
  • Front Power Window Regulator Motor Assembly RH
  • Front Power Window Regulator Motor Assembly LH
  • Rear Power Window Regulator Motor Assembly LH
  • Rear Power Window Regulator Motor Assembly RH

Power window operation permission signal

LIN

Certification ECU (Smart Key ECU Assembly)

Main Body ECU (Multiplex Network Body ECU)

Wireless power window operation signal

CAN

Main Body ECU (Multiplex Network Body ECU)

Combination Meter Assembly

Window open warning request signal

CAN

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 System Description

SYSTEM DESCRIPTION POWER WINDOW CONTROL SYSTEM DESCRIPTION (a) The power window control system controls the power window operation using the power window regulator motors. The main controls of this sy

 How To Proceed With Troubleshooting

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

 Operation Check

OPERATION CHECK CHECK WINDOW LOCK FUNCTION (a) Turn the power switch on (IG). (b) Press the window lock switch of the multiplex network master switch assembly. HINT: The illumination (LED) built into

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 Removal

REMOVAL PROCEDURE 1. RELEASE PARKING BRAKE (a) With the power switch on (IG), operate the electric parking brake switch to release the parking brake. Then turn the power switch off. HINT: If the parking brake cannot be released, Click here 2. REMOVE REAR WHEEL Click here 3. REMOVE PARKING BRAKE

 Reassembly

REASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL NO. 3 MOULDING TAPE (a) Clean the No. 3 moulding tape installation surface. (1) When reusing the side mudguard LH, remove the double-si

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