Lexus ES manuals

Lexus ES: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the fuel lid opener system.
  • *: Use the GTS.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS

HINT:

  • In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
  • Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
  • The following 5 items are important points for problem analysis:

    What

    Vehicle model, system name

    When

    Date, time, occurrence frequency

    Where

    Road conditions

    Under what conditions?

    Driving conditions, weather conditions

    How did it happen?

    Problem symptoms

NEXT

3.

PRE-CHECK

(a) Measure the auxiliary battery voltage with the power switch off.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.

(b) Check the fuses and relays.

(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.

NEXT

4.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Fault is not listed in Problem Symptoms Table

A

Fault is listed in Problem Symptoms Table

B

B

GO TO STEP 6

A

5.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Operation Check

Click here

(b) Inspection

NEXT

6.

REPAIR OR REPLACE

NEXT

7.

CONFIRMATION TEST

NEXT

END

READ NEXT:

 Operation Check

OPERATION CHECK CHECK FUEL LID OPENER SYSTEM (a) Push the trunk and fuel switch assembly (fuel lid opener switch) and check that the fuel lid opens.

 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

 Fuel Lid Opener System (for Hv Model)

SEE MORE:

 Front Side Marker Light Bulb

Components COMPONENTS ILLUSTRATION *1 FRONT SIDE MARKER LIGHT BULB *2 REAR FENDER SPLASH SHIELD SUB-ASSEMBLY *3 FRONT FENDER LINER RETAINER *4 PIN HOLD CLIP Removal REMOVAL CAUTION / NO

 Horn

ComponentsCOMPONENTS ILLUSTRATION *1 COOL AIR INTAKE DUCT SEAL *2 HIGH PITCHED HORN ASSEMBLY *3 LOW PITCHED HORN ASSEMBLY - - N*m (kgf*cm, ft.*lbf): Specified torque - - RemovalREMOVAL PROCEDURE 1. REMOVE COOL AIR INTAKE DUCT SEAL Click here 2. REMOVE HIGH PITC

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