Toyota Camry (XV70): How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the luggage compartment door opener system.
- *: Use the Techstream.
PROCEDURE
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1. | VEHICLE BROUGHT TO WORKSHOP |
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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
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3. | PRE-CHECK |
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the 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. | CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Using the Techstream, check for CAN communication system DTCs.
Click here .gif)
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Result | Proceed to |
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CAN DTCs are not output |
A |
| CAN DTCs are output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
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5. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
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Result | Proceed to |
|---|---|
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Fault is not listed in Problem Symptoms Table |
A |
| Fault is listed in Problem Symptoms Table |
B |
| B | |
GO TO STEP 7 |
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6. | OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check
Click here
(b) Terminals of ECU
Click here
(c) Data List / Active Test
Click here
(d) Inspection
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7. | REPAIR OR REPLACE |
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8. | CONFIRMATION TEST |
| NEXT | |
END |
READ NEXT:
Operation Check
OPERATION CHECK CHECK CUSTOMIZE PARAMETERS NOTICE:
The operation check below is based on the non-customized initial condition of the vehicle.
Click here BASIC FUNCTION INSPECTION
(a) When t
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE LUGGAGE COMPARTMENT DOOR OPENER SYSTEM
NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be
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 or
SEE MORE:
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DESCRIPTION The ECM constantly generates a 5 V power source voltage from the battery voltage supplied to the +B, +B2 (BATT) terminals to operate the microprocessor. The ECM also provides this power to the sensors through the VC output circuit.
When the VC circuit has a short circuit, the micropro
Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open (P107A15)
DESCRIPTION Refer to DTC P107A11. Click here
DTC No. Detection Item
DTC Detection Condition Trouble Area
MIL Memory
Note P107A15
Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open
The fuel pressure sensor (for low pressure side) output vol
