Lexus ES manuals

Lexus ES: How To Proceed With Troubleshooting

Lexus ES (XZ10) Service Manual / Vehicle Interior / Door / Hatch / Fuel Lid Opener System (for Hv Model) / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

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

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) Data List / Active Test

Click here

(b) Operation Check

Click here

(c) Inspection

NEXT

6.

REPAIR OR REPLACE
NEXT

7.

CONFIRMATION TEST
NEXT

END

READ NEXT:

 Operation Check

OPERATION CHECK CHECK FUEL LID OPENER SYSTEM Push the trunk and fuel switch assembly (fuel lid opener switch) and check that messages are displayed on the multi-information display in the combination

 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

 Data List / Active Test

DATA LIST / ACTIVE TEST 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 faul

SEE MORE:

 Parts Location

PARTS LOCATION ILLUSTRATION *1 FUEL LID LOCK WITH MOTOR ASSEMBLY *2 FUEL LID OPENER SWITCH *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - FUEL OPN RELAY *4 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - FUEL OPN FUSE *5 TRUNK AND FUEL SWITCH ASSEMBLY -

 Headup Display Communication Stop Mode

DESCRIPTION Detection Item Symptom Trouble Area Headup Display Communication Stop Mode Any of the following conditions are met: Communication stop for "Head Up Display" is indicated on the "Communication Bus Check" screen of the Techstream. Click here Communication stop history

© 2016-2025 Copyright www.lexguide.net