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.
Steering Lock System

Symptom

Suspected Area

Link

Steering lock does not lock

Refer to "Steering Lock does not Lock"

Steering does not unlock (hybrid control system cannot be started)

Refer to "Unable to Unlock Steering Wheel (Hybrid Control System cannot Start)"

READ NEXT:

 Terminals Of Ecu

TERMINALS OF ECU TERMINAL INSPECTION *a Component without harness connected (Steering Lock ECU (Steering Lock Actuator Assembly)) - - (a) Measure the voltage and resistance according to t

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION NOTICE: When using the Techstream with the power switch off to confirm DTCs or Data List information related to the smart access system with push button start, the Tech

 Dtc Check / Clear

DTC CHECK / CLEAR NOTICE: The steering lock ECU (steering lock actuator assembly) does not store history DTCs. If any DTCs are output, confirm and record them as soon as possible. Do not turn the p

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 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. CHECK FUEL PUMP OPERATION AND INSPECT FOR FUEL LEAK (a) Check fuel pump operation. (1) Connect the Techstream to the DLC3. (2) Turn the power switch on (IG). NOTICE: Do not start the engine. (3) Turn the Techstream on. (4) Enter the following menus: Powertrain / En

 Remote Engine Starter does not Operate

WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Before replacing the certification ECU (smart key ECU assembly), refer to smart access system with push-button start (for Entry Function) Precaution. Click here PROCEDURE 1. CHECK SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function)

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