Lexus NX: 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 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.
Front Power Seat Control System (w/ Memory)

Symptom

Suspected Area

Link

Front power seat does not operate with front power seat switch.

Proceed to "Front Power Seat does not Operate with Front Power Seat Switch"

One or more power seat motors do not operate.

Proceed to "One or More Power Seat Motors do not Operate"

Power seat position is not memorized.

Proceed to "Power Seat Position is not Memorized"

Power seat does not return to memorized position.

Proceed to "Power Seat does not Return to Memorized Position"

Wireless transmitter memory function does not operate.

Proceed to "Wireless Transmitter Memory Function does not Operate"

Wireless-linked return function does not operate.

Proceed to "Wireless-linked Return Function does not Operate"

Power seat power easy access system function does not operate.

Proceed to "Power Seat Power Easy Access System Function does not Operate"

READ NEXT:

 Terminals Of Ecu

TERMINALS OF ECU CHECK FRONT POWER SEAT SWITCH LH (a) Disconnect the g11 and g12 front power seat switch LH connectors. (b) Measure the voltage and resistance according to the value(s) in the table b

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION (a) Front power seat control system (w/ Memory) data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the syst

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Driver Seat / Troubl

SEE MORE:

 Power Switch Illumination Circuit

DESCRIPTION The illuminated entry system controls the power switch illumination. WIRING DIAGRAM CAUTION / NOTICE / HINT 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 replace

 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedures to troubleshoot the power mirror control system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS CHECK HINT: In troubleshooting, confirm that the

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