DTC B1613 AIRMIX Door Actuator Potentiometer Circuit Open (Passenger's): Wiring Diagram

Air Conditioning System. See appropriate SYSTEM WIRING DIAGRAM article.

Fig 1: Air Mix Door Actuator - Wiring Diagram (Passenger's Seat)

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Courtesy of SUBARU OF AMERICA, INC.

DIAGNOSTIC PROCEDURE

Step	Check	Yes	No
1 CHECK CONNECTOR. Check the condition of connector connection. Read the DTC using Subaru Select Monitor.	Is B1613 displayed?	Go to step 2 .	Repair the poor contact of connector.
2 CHECK ACTUATOR. Disconnect the air mix door actuator (passenger's). Short No. 1 and No. 5 of connector i175. Read the DTC using Subaru Select Monitor.	Is B1614 displayed?	Replace the air mix door actuator (passenger's). Refer to REMOVAL .	Go to step 3 .
3 CHECK HARNESS. Turn the ignition switch to ON. Using the tester, measure the voltage between terminals. Connector & terminal (i175) No. 3 (+) - No. 1 (-):	Is the voltage 4.5 - 5.0 V?	Go to step 4 .	Repair or replace the open circuit of harness.
4 CHECK HARNESS. Disconnect the connector from A/C CM. Using the tester, measure the voltage between terminals. Connector & terminal (i175) No. 1 - (i181) No. 1: (i175) No. 3 - (i80) No. 16: (i175) No. 5 - (i80) No. 25:	Is there continuity?	Replace the A/C CM. Refer to REMOVAL .	Repair or replace the open circuit of harness.