WASTEGATE Control Solenoid Valve

Check that the wastegate control solenoid valve has no deformation, cracks or other damages.

Check the resistance between the wastegate control solenoid valve terminals.

Fig 1: Checking Resistance Between Wastegate Control Solenoid Valve Terminals

Courtesy of SUBARU OF AMERICA, INC.

Terminal No.	Standard
1 and 2	28±2 Ω (when 20°C (68°F))

Check that air does not come out from (B) when air is blown into (A).

Fig 2: Checking Air Doesn't Flow Through Wastegate Control Solenoid Valve Port B
Courtesy of SUBARU OF AMERICA, INC.
Connect the battery positive terminal to the terminal No. 1 and the battery negative terminal to the terminal No. 2. Check that air is discharged from (B), when supplying air to (A).

Fig 3: Checking Air Flow Through Wastegate Control Solenoid Valve Port B
Courtesy of SUBARU OF AMERICA, INC.