Toyota Venza: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- The back door closer system troubleshooting procedure is based on the
premise that the power back door system is operating normally. Check the
power back door system first before troubleshooting the back door closer
system (w/ Power Back Door System) (See page
.gif)
). - Use the procedure to troubleshoot the back door closer system.
- *: Use the Techstream.
PROCEDURE
|
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 theproblem 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 in the problem analysis:
What
Vehicle model, system name
When
Date, time, occurrence frequency
Where
Road conditions
Under what conditions?
Running conditions, driving conditions, weather conditions
How did it happen?
Problem symptoms
|
|
3. |
INSPECT 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.
|
|
4. |
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
|
Result |
Proceed to |
|---|---|
|
CAN DTC is not output |
A |
|
CAN DTC is output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
|
|
5. |
CHECK FOR DTC* |
(a) Check for DTCs (See page ).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs (See page ).
|
Result |
Result |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B | |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
|
6. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page
).
|
Result |
Result |
|---|---|
|
Fault is not listed on problem symptoms table |
A |
|
Fault is listed on problem symptoms table |
B |
| B | |
GO TO STEP 8 |
|
|
7. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check (See page )
(b) Terminals of ECU (See page )
(c) Data List / Active Test (See page )
|
|
8. |
REPAIR OR REPLACE |
|
|
9. |
CONFIRMATION TEST |
| NEXT | |
END |
System Description
SYSTEM DESCRIPTION
1. BACK DOOR CLOSER SYSTEM DESCRIPTION
(a) Operating any power back door switch when the back door is fully closed inputs
a request signal to the power back door ECU*1 or back d ...
Operation Check
OPERATION CHECK
1. CHECK BASIC FUNCTIONS
(a) When the back door is partially closed, check that the motor operates to
fully close (lock) the back door.
(b) Check that the back door can be opened. ...
Other materials about Toyota Venza:
Headlight Solenoid Circuit
DESCRIPTION
for HID Headlight:
When the main body ECU receives a high beam turn on signal, the main
body ECU activates the bi-function by controlling the BI-XENON relay. The
bi-function increases the upper illumination area of the discharge ...
Blower Motor Circuit
DESCRIPTION
The blower motor is operated by signals from the A/C amplifier. Blower motor
speed signals are transmitted in accordance with changes in the duty ratio.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS
...
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