P0663 - Intake Manifold Tuning Valve Control Circuit Open Bank 2
- 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 code detected?
The Engine Control Module (ECM) has detected an improper signal from the Intake Manifold Tuning Valve (IMTV)
- Engine Light ON (or Service Engine Soon Warning Light)
The Intake Manifold Tuning Valve (IMTV) system is monitored for failure during continuous, key ON engine OFF or key ON engine running self-test. The test fails when the signal on the monitor pin is more or less than an the expected calibrated range
P0663 Information for specific makes
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