Celica GT-S L4-1.8L (2ZZ-GE) (2000)
d. Approximately 60 seconds later, reverse the polarity, and check that the door lock moves to the LOCK position.
If operation is not as specified, replace the door lock assembly.
INSPECT BACK DOOR LOCK MOTOR OPERATION
Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, and check that the door lock link moves to UNLOCK
position.
If operation is not as specified, replace the door lock assembly.