Possible causes – Faulty Tumble Generator Position Sensor– Tumble Generator Position Sensor harness is open or shorted– Tumble Generator Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty VVEL Actuator Motor– VVEL Actuator Motor harness is open or shorted– VVEL Actuator Motor circuit poor electrical connection– Faulty VVEL actuator sub assembly– Faulty VVEL ladder assembly– Faulty VVEL control module Symptoms – Engine Light ON
Possible causes – Faulty VVEL Actuator Motor– VVEL Actuator Motor harness is open or shorted– VVEL Actuator Motor circuit poor electrical connection– Faulty VVEL actuator sub assembly– Faulty VVEL ladder assembly– Faulty VVEL control module Symptoms – Engine Light ON
Possible causes – Low fuel pressure– Large vacuum leak on engine– Faulty Mass Air Flow (MAF) sensor– Faulty Ignition– Faulty fuel injector Symptoms – Engine Light ON (or Service Engine Soon Warning Light)