Front Regulator and Motor Assembly: Inspection

Disconnect the motor connector.

Apply battery voltage between the motor connector terminals and check the motor operation. Check to ensure that the motor rotates in reverse direction when the terminal to which battery voltage is applied is changed.

Fig 1: Identifying Motor Connector Terminals

Courtesy of SUBARU OF AMERICA, INC.

RH side

Terminal No.	Inspection conditions	Specification
1 (+) - 4 (-)	Apply battery voltage between terminals	Increase
4 (+) - 1 (-)	Apply battery voltage between terminals	Decrease

LH side

Terminal No.	Inspection conditions	Specification
3 (+) - 6 (-)	Apply battery voltage between terminals	Increase
6 (+) - 3 (-)	Apply battery voltage between terminals	Decrease

If the inspection results in improper operation, replace the front regulator and motor assembly.