Lexus NX manuals

Lexus NX: System Diagram

Lexus NX Service Manual / Vehicle Interior / Supplemental Restraint Systems / Airbag System / System Diagram

SYSTEM DIAGRAM

Transmitting ECU

(Transmitter)

Receiving ECU

(Receiver)

Signal

Communication Method

Airbag ECU Assembly

Hybrid Vehicle Control ECU

Crash detection signal

CAN

Combination Meter Assembly
  • SRS warning light on demand signal
  • SRS warning light blink demand signal
  • Diagnosis signal (DTC)

Combination Meter Assembly
  • Passenger's occupant status signal
  • Passenger's seat belt buckle switch status signal

DCM (Telematics Transceiver)

Main Body ECU (Multiplex Network Body ECU)

Driver's seat belt buckle switch status signal

Telematics Transceiver

Hybrid Vehicle Control ECU

Airbag ECU Assembly
  • On (Ready) signal
  • Accelerator opening angle information
  • Accelerator opening angle signal
  • Shift position signal
  • Test mode signal
  • Stop light switch signal

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SYSTEM DESCRIPTION GENERAL (a) Deceleration sensors used for the airbag system are installed on various parts of the vehicle and calculate the deceleration rate of each part during a collision. (b) De

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CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the airbag system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. IN

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of pr

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 Additional Key cannot be Registered

DESCRIPTION If additional registration is not possible, a malfunction in the electrical key transmitter sub-assembly, certification ECU (smart key ECU assembly), power switch, No. 2 indoor electrical key antenna assembly (front floor), steering lock ECU (steering lock actuator assembly) or door cont

 Thermostat

ComponentsCOMPONENTS ILLUSTRATION *1 THERMOSTAT *2 WATER INLET *3 GASKET - - N*m (kgf*cm, ft.*lbf): Specified torque ● Non-reusable part RemovalREMOVAL PROCEDURE 1. DRAIN ENGINE COOLANT Click here 2. DISCONNECT WATER INLET (a) Remove the 2 nuts and disconne

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