Lexus NX: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Diagnostic Trouble Codes (DTCs) for the LEXUS ENFORM system can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and to repair it.

CHECK DLC3

(a) Check the DLC3.

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 Confirm Cellular Phone Functionality

PROCEDURE 1. CHECK CUSTOMER'S CELLULAR PHONE COMPATIBILITY (a) Check if the cellular phone is compatible (Refer to http://www.lexus.com/Enform/). Result Proceed to Cellular phone is

 Confirm Vehicle Headunit Functionality

PROCEDURE 1. CHECK PROBLEM SYMPTOMS (a) Check the app type when the problem occurred. Result Proceed to When using Fleet Apps A When using Infotainment App B B GO T

 Does not Recognize Voice Commands Performed to Contact Support Center

PROCEDURE 1. CHECK COMMUNICATION BASED VOICE RECOGNITION FUNCTION (a) While paying attention to the condition of the spoken voice command, say "Find a gas station in New York" and check that

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 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or states of

 Stroke Sensor (C1247,C1346,C1392)

DESCRIPTION The brake pedal stroke sensor assembly sends a signal about the pedal stroke to the skid control ECU (brake booster with master cylinder assembly). DTC C1346 will be cleared when the brake pedal stroke sensor assembly sends a brake pedal stroke sensor assembly signal or when Test Mode en

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