DTC P1443 Vent Control Solenoid Valve Function Problem: Wiring Diagram

Fig 1: Identifying DTC P1443 Vent Control Solenoid Valve Function Problem Wiring Diagram

Courtesy of SUBARU OF AMERICA, INC.

DIAGNOSTIC PROCEDURE FOR SYMPTOM

Step	Check	Yes	No
1 CHECK FOR ANY OTHER DTC ON DISPLAY.	Is any other DTC displayed?	Check the appropriate DTC using the "List of Diagnostic Trouble Code (DTC)". <Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) .>	Go to step 2.
2 CHECK DRAIN HOSE.  Check the drain hose for clogging.	Is there clogging in the drain hose?	Replace the drain hose.	Go to step 3.
3 CHECK DRAIN VALVE OPERATION.  Turn the ignition switch to OFF. Connect the delivery (test) mode connector. Turn the ignition switch to ON. Operate the drain valve. NOTE: Drain valve operation can be executed using the Subaru Select Monitor. Regarding the procedures, refer to "COMPULSORY VALVE OPERATION CHECK MODE ".	Does the drain valve operate?	Repair poor contact in ECM connector.	Replace the drain valve. <Ref. to DRAIN VALVE .>