OBD Code P0660

Intake Manifold Tuning Valve Control Circuit/Open

What’s mean?

OBD2 Code P0660 Definition:
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

Symptoms

Possible sumptoms of P0660
– Engine Light ON (or Service Engine Soon Warning Light)

Possible Causes

Possible causes of P0660
– IMTV signal circuit open, shorted to power or ground. – Damaged IMTV actuator. – Damaged PCM. The Error code is generally activated on detection of the following conditions: The ECM has detected an improper signal from the IMTV

Possible Solutions