P0661 SUBARU Intake Manifold Tuning Valve Control Circuit Low Bank 1

Possible causes
– Faulty Intake Manifold Tuning Valve (IMTV)
– Intake Manifold Tuning Valve harness is open or shorted
– Intake Manifold Tuning Valve circuit poor electrical connection
When is the obd code mean?
The Engine Control Module (ECM) has detected a low signal from the Intake Manifold Tuning Valve (IMTV)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)