P0660 Lexus Intake Manifold Tuning Valve Control Circuit Open 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
– Intake Manifold Tuning Valve harness is open or shorted
– Intake Manifold Tuning Valve circuit poor electrical connection
What about the obd code?
The Engine Control Module (ECM) has detected an improper signal from the Intake Manifold Tuning Valve (IMTV)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0660 Lexus Description
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
Lexus Vehicle:Lexus ES,Lexus GS,Lexus GX,Lexus HS,Lexus IS,Lexus LFA,Lexus LS,Lexus LX,Lexus RX,Lexus RX,Lexus SC,Lexus GS350,Lexus GS450H,Lexus IS250,Lexus GX460,Lexus IS350,Lexus LS460,Lexus LS600H,Lexus LX570,Lexus RX350