Inspection Of Actuator Unit

1. Disconnect the connector of actuator.
2. Connect the battery to the actuator connector.

Connector & terminal 

RH side: 

(R170) No. 4 (+) - (R170) No. 1 (-):

LH side: 

(R171) No. 4 (+) - (R171) No. 1 (-):

Does the actuator operate?

YES  : The actuator is normal.

NO  : Replace the actuator.