Power Door Lock Control System How To Proceed With Troubleshooting
VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PROBLEM ANALYSIS CHECK
INSPECT BATTERY VOLTAGE
SYSTEM CHECK
INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*
PROBLEM SYMPTOMS TABLE
OVERALL ANALYSIS AND TROUBLESHOOTING*
REPAIR OR REPLACE
CONFIRMATION TEST
Power Door Lock Control System -- How To Proceed With Troubleshooting |
- HINT:
- Use the following procedures to troubleshoot the power door lock control system.
- *: Use the intelligent tester.
1.VEHICLE BROUGHT TO WORKSHOP |
2.CUSTOMER PROBLEM ANALYSIS CHECK |
- 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 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.
Check the vehicle specification.
- Result:
Result
| Proceed to
|
for LHD
| A
|
for RHD
| B
|
5.INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM* |
Use the intelligent tester to check if the LIN communication system is functioning normally (CAMRY_ACV40 RM000002XHS00KX.html).
- Result:
Result
| Proceed to
|
DTC is not output
| A
|
DTC is output
| B
|
- Result:
Result
| Proceed to
|
Fault is not listed in problem symptoms table
| A
|
Fault is listed in problem symptoms table
| B
|
7.OVERALL ANALYSIS AND TROUBLESHOOTING* |
Terminals of ECU
(CAMRY_ACV40 RM000000TNT03BX.html)
DATA LIST/ACTIVE TEST
(CAMRY_ACV40 RM000000TNZ03QX.html)