FixVault

How To Proceed With Troubleshooting

HINT:

Use these procedure to troubleshoot the key reminder warning system.

  1. VEHICLE BROUGHT TO WORKSHOP 
  2. INSPECT BATTERY VOLTAGE 

    Standard voltage: 11 to 14 V 

    If the voltage is below 11V, recharge or replace the battery before proceeding.

  3. PROBLEM SYMPTOMS TABLE 

    Result: 

    PROBLEM SYMPTOMS TABLE RESULT CHART

    Result Proceed to
    Fault is not listed on problem symptoms table A
    Fault is listed on problem symptoms table B

    B: Go to step 4 

    A: GO TO NEXT STEP 

  4. OVERALL ANALYSIS AND TROUBLESHOOTING 
    1. Terminals of ECU (see TERMINALS OF ECU  ).
    2. On-vehicle inspection (see TERMINALS OF ECU  ).
    3. Inspection
      1. Front door courtesy light switch (see INSPECTION PROCEDURE  ).
      2. Unlock warning switch (see INSPECTION PROCEDURE  ).
  5. REPAIR OR REPLACE 
  6. CONFIRMATION TEST 

    END