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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 80 (Brake Control System (Symptom Diagnosis & Removal And Installation) (With ICC) (Except Hybrid)) >> Symptom Diagnosis >> System Settings Cannot Be Turned On/Off On The Integral Switch >> Diagnosis Procedure >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. PERFORM SELF DIAGNOSTIC RESULT (LASER/RADAR)

    1. Perform "Self Diagnostic Result" mode of "ICC/ADAS" with CONSULT.
    2. Check if the DTC is detected in "Self Diagnostic Result" mode of "ICC/ADAS" with CONSULT. Refer to DTC INDEX .

    Is any DTC detected?

    YES 

    GO TO STEP   9  .

    NO 

    GO TO STEP 2  .

  2. STEERING SWITCH INSPECTION

    1. Start the engine.
    2. Check that "FEB SELECT" operates normally in "Data Monitor" of "LASER/RADAR" with CONSULT.

    Is inspection result normal?

    YES 

    GO TO STEP   6  .

    NO 

    GO TO STEP 3  .

  3. CHECK STEERING SWITCH RESISTANCE

    Check resistance between the following steering switch terminals:

    Steering switches Condition Resistance (Ω)
    (Approx.)
    Terminal Signal name
    14 17 Display Depress RTRI switch. 2023
    Back Depress LTRI switch. 723
    15 Enter Depress OK switch. 2023
    Menu Up Depress UTRI switch. 121
    Menu Down Depress DTRI switch. 321

    Is the inspection result normal?

    YES 

    GO TO 4.

    NO 

    Replace steering wheel switch. Refer to REMOVAL AND INSTALLATION .

  4. CHECK SPIRAL CABLE

    Check continuity between the following spiral cable terminals:

    Spiral cable Continuity
    Terminal
    14 24 Yes
    15 31
    16 33

    Is the inspection result normal?

    YES 

    GO TO 5.

    NO 

    Replace spiral cable. Refer to REMOVAL AND INSTALLATION .

  5. CHECK STEERING SWITCH CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect combination meter harness connector M24 and spiral cable harness connector M30.
    3. Check continuity between combination meter harness connector M24 and spiral cable harness connector M30.
      Combination meter Spiral cable Continuity
      Connector Terminal Connector Terminal
      M24 3 M30 24 Yes
      4 31
      24 33
    4. Check continuity between combination meter harness connector M24 and ground.
      Combination meter Ground Continuity
      Connector Terminal
      M24 24 No
      31
      33

    Is the inspection result normal?

    YES 

    GO TO STEP 6  .

    NO 

    Repair or replace harness or connector.

  6. PERFORM THE DIAGNOSTIC RESULT (METER/M&A)

    1. Perform "Self Diagnostic Result" mode of "METER/M&A" with CONSULT.
    2. Check if the DTC is detected in "Self Diagnostic Result" mode of "METER/M&A" with CONSULT. Refer to DTC INDEX .

    Is any DTC detected?

    YES 

    GO TO STEP 9  .

    NO 

    GO TO STEP 7  .

  7. FEB WARNING LAMP

    1. Select the active test item "METER LAMP" of "ICC/ADAS".
    2. Check if the FEB warning lamp illuminates when the test item is operated.

    Is inspection result normal?

    YES 

    Refer to WORK FLOW .

    NO 

    GO TO STEP 8  .

  8. CHECK DATA MONITOR OF COMBINATION METER

    Check that "BA W/L operates normally in "Data Monitor" mode of "METER/M&A".

    Is inspection result normal?

    YES 

    Replace the combination meter. Refer to REMOVAL AND INSTALLATION .

    NO 

    Replace the ICC sensor. Refer to REMOVAL AND INSTALLATION .

  9. REPAIR OR REPLACE MALFUNCTIONING PARTS

    Repair or replace malfunctioning parts.

    GO TO STEP 10  .

  10. CHECK FEB SYSTEM

    Check that FEB warning lamp turned ON ==> OFF, when operating steering switch.

    Inspection End.

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