P2018 Intake Manifold Runner Position Sensor/Switch Circuit Intermittent Bank 1

Possible causes

– Manifold flow valve harness is open or shorted
– Manifold flow valve circuit poor electrical connection
– Faulty Manifold flow valve
– Intake manifold
– Faulty Powertrain Control Module (PCM)

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)