Toyota Corolla Cross: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the wiper and washer system.
- *: Use the GTS.
PROCEDURE
|
1. | VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
| 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
|
| 3. |
PRE-CHECK |
(a) Measure the auxiliary battery voltage with ignition 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.
|
| 4. |
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Using the GTS, check for CAN communication system DTCs.
- for HEV Model:
Click here
.gif)
- for Gasoline Model:
Click here
|
Result | Proceed to |
|---|---|
|
CAN DTCs are not output |
A |
| CAN DTCs are output |
B |
| B |
.gif) | GO TO CAN COMMUNICATION SYSTEM for HEV Model: Click here for Gasoline Model: Click here
|
|
| 5. |
CHECK COMMUNICATION FUNCTION OF CXPI COMMUNICATION SYSTEM* |
(a) Using the GTS, check for CXPI communication system DTCs.
Body Electrical > Main Body > Trouble Codes|
Result | Proceed to |
|---|---|
|
CXPI DTCs are not output |
A |
| CXPI DTCs are output |
B |
| B |
| GO TO CXPI COMMUNICATION SYSTEM |
|
| 6. |
CHECK FOR DTC* |
(a) Check for DTCs.
Body Electrical > Main Body > Trouble Codes|
Result | Proceed to |
|---|---|
|
DTCs are not output | A |
|
DTCs are output | B |
| B |
| GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
| 7. |
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 PROBLEM SYMPTOMS TABLE |
|
| 8. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check
Click here
(b) Customize Parameters
Click here
(c) Terminals of ECU
Click here
(d) Data List / Active Test
Click here
(e) Inspection
(f) On-vehicle inspection
|
| 9. |
ADJUST, REPAIR OR REPLACE |
|
| 10. |
CONFIRMATION TEST |
| NEXT | | END |
READ NEXT:
Operation Check
OPERATION CHECK CHECK INTERMITTENT CONTROL FUNCTION
(a) Turn the ignition switch to ON. (b) Move the front wiper switch to the INT position.
(c) Check that the intermittent operation interval can be
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE WIPER AND WASHER SYSTEM (w/ Rear Wiper System)
NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be s
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*1
for HEV Model:
Click here
for Gasoline Model:
Click here
SEE MORE:
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 probability in the "Suspected Area" column of the table.
Check each symptom
Removal
REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 BACK DOOR TRIM UPPER PANEL ASSEMBLY
64790B -
- -
2 BACK DOOR SIDE GARNISH LH
67938A -
- -
3 BACK DOOR SIDE GARNISH RH
67937B -
-
