DOOR LOCK  WIRELESS DOOR LOCK CONTROL SYSTEM(w/ Smart Entry and Start System)  HOW TO PROCEED WITH TROUBLESHOOTING  


CAUTION / NOTICE / HINT

HINT:
·

The wireless door lock control system troubleshooting procedure is based on the premise that the power door lock control system is operating properly. Check the power door lock control system first before troubleshooting the wireless door lock control system. Use this procedure to troubleshoot the wireless door lock control system.

·

*: Use the GTS.



PROCEDURE

1.VEHICLE BROUGHT TO WORKSHOP
Result:
Proceed to
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2.CUSTOMER PROBLEM ANALYSIS CHECK
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 for problem analysis:

What Vehicle model, system name
When Date, time, occurrence frequency, whether the problem occurred recently or has been occurring for a long time
Where Whether the problem occurs at a specific location
Under what conditions? Whether the doors were locked or unlocked, whether the engine switch was on, whether the engine has started
How did it happen? Problem symptoms



Result:
Proceed to
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3.PRE-CHECK
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.


Result:
Proceed to
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NEXT

4.INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
4.INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
a.

Using the GTS, check for CAN communication system DTCs.

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM>DIAGNOSIS SYSTEM


Result:
Result Proceed to
CAN DTCs are not output A
CAN DTCs are output B



A

5.CHECK FOR DTC (WIRELESS DOOR LOCK CONTROL SYSTEM)*

B

GO TO CAN COMMUNICATION SYSTEM

Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING


5.CHECK FOR DTC (WIRELESS DOOR LOCK CONTROL SYSTEM)*
a.

Clear the DTCs.

Click hereVehicle Interior>DOOR LOCK>WIRELESS DOOR LOCK CONTROL SYSTEM(w/ Smart Entry and Start System)>DTC CHECK / CLEAR

Body Electrical > Entry&Start > Clear DTCs
50002 125

b.

Recheck for DTCs.

Body Electrical > Entry&Start > Trouble Codes
50001 125

Result:
Result Proceed to
DTCs are not output A
DTCs are output B



A

6.PROBLEM SYMPTOMS TABLE

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

Click hereVehicle Interior>DOOR LOCK>WIRELESS DOOR LOCK CONTROL SYSTEM(w/ Smart Entry and Start System)>DIAGNOSTIC TROUBLE CODE CHART


6.PROBLEM SYMPTOMS TABLE
a.

Refer to Problem Symptoms Table.

Click hereVehicle Interior>DOOR LOCK>WIRELESS DOOR LOCK CONTROL SYSTEM(w/ Smart Entry and Start System)>PROBLEM SYMPTOMS TABLE


Result:
Result Proceed to
Fault is not listed in Problem Symptoms Table A
Fault is listed in Problem Symptoms Table B



A

7.OVERALL ANALYSIS AND TROUBLESHOOTING*

B

8.REPAIR OR REPLACE
8.REPAIR OR REPLACE
Result:
Proceed to
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9.CONFIRMATION TEST
9.CONFIRMATION TEST
Result:
Proceed to
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END