Lexus NX manuals

Lexus NX: Problem Symptoms Table

Lexus NX Service Manual / Engine & Hybrid System / Cruise Control / Front Camera 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.
Front Camera System

Symptom

Suspected Area

Link

"Front Camera Unavailable See Owner's Manual" is displayed

Vehicle control history (front camera system)

Check the vehicle control history of the front camera system

"Front Camera Unavailable" is displayed
  • Vehicle control history (front camera system)
  • Vehicle control history (pre-collision system)
  • Check the vehicle control history of the front camera system

  • Check the vehicle control history of the pre-collision system

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 Terminals Of Ecu

TERMINALS OF ECU CHECK FORWARD RECOGNITION CAMERA NOTICE: DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the i

 Diagnosis System

DIAGNOSIS SYSTEM DIAGNOSIS FUNCTION (a) The front camera system does not have a notification function such as a warning light when a DTC is detected. When a malfunction occurs, it stores a DTC and sen

 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: Chassis / Front Recognition Camera / T

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 Inspection

INSPECTION PROCEDURE 1. INSPECT TRIP SWITCH *1 ODO TRIP Switch *a Component without harness connected (Trip Switch) (a) Check the resistance. Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Switch Condition Specified

 Invalid Data Received from Brake System Control Module Invalid Serial Data Received (U041881)

DESCRIPTION The forward recognition camera receives signals from the skid control ECU (brake booster with master cylinder assembly) corresponding to the brake control status via the CAN communication line. When a brake control system malfunction signal is received from the skid control ECU (bra

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