Lexus NX manuals

Lexus NX: System Diagram

Lexus NX Service Manual / Vehicle Exterior / Door / Hatch / Power Back Door System / System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

Receiving ECU

Signal

Communication Method

Main body ECU (multiplex network body ECU)

Multiplex network door ECU
  • Combination switch assembly signal
  • Back door opener switch assembly signal
  • Power back door ON/OFF signal

CAN

Multiplex network door ECU

Main body ECU (multiplex network body ECU)

Back door courtesy switch signal

CAN

Combination meter assembly

Main body ECU (multiplex network body ECU)
  • Power back door ON/OFF signal
  • Power back door buzzer volume signal
  • Power back door custom switch signal

CAN

Certification ECU (smart key ECU assembly)

Main body ECU (multiplex network body ECU)
  • Back door opener switch assembly signal
  • Back door courtesy switch signal

CAN

Main body ECU (multiplex network body ECU)

Kick door control sensor
  • Vehicle speed signal
  • Power switch on (IG) signal
  • Power switch on (ACC) signal

LIN

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 System Description

SYSTEM DESCRIPTION POWER BACK DOOR SYSTEM DESCRIPTION (a) The power back door system controls the power back door by automatically opening and closing the power back door with a motor. (1) The power b

 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: The power back door system troubleshooting procedure is based on the premise that the smart access system with push-button start (for Entry Function) is operating norm

 Operation Check

OPERATION CHECK CHECK BASIC OPERATION NOTICE: This check is possible only when the "Power Back Door Function" customization setting using the multi-information display in the combination meter asse

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 Disassembly

DISASSEMBLY CAUTION / NOTICE / HINT NOTICE: Do not try to remove the black nylon tube as it is welded to the fuel suction tube assembly. Click here PROCEDURE 1. REMOVE NO. 1 FUEL SUB-TANK (a) Disconnect the fuel pump harness connector. (b) Using needle nose pliers, remove the fuel

 Tonneau Cover Assembly

ComponentsCOMPONENTS ILLUSTRATION *1 NO. 1 TONNEAU COVER HOLDER CAP *2 TONNEAU COVER CAP PLATE *3 REAR TONNEAU COVER CAP *4 CUSHION *5 STRING - - DisassemblyDISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure

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