Lexus NX manuals

Lexus NX: Problem Symptoms Table

Lexus NX Service Manual / Suspension / Suspension Control / Adaptive Variable Suspension System / 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.
Adaptive Variable Suspension System

Symptom

Suspected Area

Link

Absorber control ECU does not operate

Harness or connector (power source of ECU)

Absorber control ECU

DTC cannot be output

CAN communication system

Harness or connector (power source of ECU)

Absorber control ECU

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 Terminals Of Ecu

TERMINALS OF ECU CHECK ABSORBER CONTROL ECU *a Component with harness connected (Absorber Control ECU) - - HINT: Inspect the connectors from the back side while the connectors are conn

 Diagnosis System

DIAGNOSIS SYSTEM DIAGNOSIS SYSTEM (a) DTCs (normal mode) (1) DTCs are stored in the absorber control ECU and output by using the Techstream. Refer to the DTC check procedure. Click here (b) Test mod

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK FOR DTC (a) Turn the power switch off. (b) Connect the Techstream to the DLC3. (c) Turn the power switch on (IG). (d) Turn the Techstream on. (e) Enter the following menus: Cha

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 Dcm Operation History

DCM OPERATION HISTORY HINT: This function shows the telematics network status when the DCM (telematics transceiver) was operated. Use this when no DTC is present but this telematics system was unable to connect to the call center. This symptom may occur if cell phone signal strength is very weak.

 Fuel Injector Circuit

DESCRIPTION The fuel injector assemblies are located on the intake port. They inject fuel into the cylinders based on the signals from the ECM. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE

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