Lexus ES: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
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Use the following procedure to troubleshoot the fuel lid opener system.
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*: Use the GTS.
PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
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2. | CUSTOMER PROBLEM ANALYSIS |
HINT:
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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.
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Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
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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 |
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(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.
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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
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NEXT | | END |
READ NEXT:
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 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
SEE MORE:
INITIALIZATION INITIALIZE LUGGAGE CLOSER MOTOR ASSEMBLY NOTICE: Initialization of the luggage closer motor assembly (luggage compartment door initial position learning) is necessary if the following work procedures are performed while the luggage compartment door is open.
The cable to the negativ
PARTS LOCATION ILLUSTRATION *1 LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY *2 TRUNK AND FUEL SWITCH ASSEMBLY *3 LUGGAGE COMPARTMENT DOOR OPENING SWITCH *4 DLC3 *5 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *6 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-DCC NO. 2 FUSE
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