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3
Is the door lock switch (micro switch)
normal?
measure the resistance of door lock switch T normally open type
Abnormal Normal
yes
TROUBLESHOOTING
No
Replace the micro
switch
-8-13-
4
Is the resistance of the lock motor
normal ?
measure the resistance of lock motor
Normal : approximately 2.6kΩ
Abnormal : infinite or below 5 Ω
yes
Replace the Relay PCB.
If the same phenomenon occurs even
though after replace Relay PCB, you
should replace the Main PCB.
No
Replace the lock motor
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