Lexus NX: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

  • Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU).
  • If the main body ECU (multiplex network body ECU) is replaced, refer to Registration.

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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 probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Fuel Lid Opener System

Symptom

Suspected Area

Link

Fuel lid opener does not lock/unlock

Power door lock control system

Wireless door lock control system

Smart access system with push-start button (for Entry Function)

Fuel lid opener relay

Fuel lid with motor lock assembly

Harness or connector

-

Main body ECU (multiplex network body ECU)

Instrument panel junction block assembly

READ NEXT:

 Hood

 Components

COMPONENTS ILLUSTRATION *1 ENGINE HOOD LOCK STRIKER ASSEMBLY *2 HOOD AUXILIARY CATCH HOOK ASSEMBLY *3 HOOD INSULATOR *4 HOOD TO FRONT FENDER SEAL LH *5 HOOD TO FRONT FENDER S

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT HOOD SUB-ASSEMBLY (a) Check that the clearance measurements of areas A to E are within the standard ranges. Standard Clearance: Area Specified Conditi

SEE MORE:

 Rear seats

Reclining adjustments and folding the seat backs can be done with either lever or switch operations. Adjustment procedure Manual seat Reclining adjustment Power seat Reclining adjustment ■Operating conditions for reclining adjustment (power seat) When the following conditio

 Vehicle Approaching Sound ECU Communication Stop Mode

DESCRIPTION Detection Item Symptom Trouble Area Vehicle Approaching Sound ECU Communication Stop Mode Any of the following conditions are met: Communication stop for "Vehicle Proximity Notification System" is indicated on the "Communication Bus Check" screen of the Techstream. Click

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