Nissan Almera Crankshaft Sensor

When I Crank The Car, It Cranks, But Does Not Start. And I Want To Know If The Engine Control Unit (ecu) Is Faulty. If I Test The Crank...

I Had The Crank Shaft Sensor Replaced By Garage Last Week And Since Then The Idle Rev Are Too High At About 1100 Rpm Whereas Before Garage...

I Have The Car Listed Above It Is A 2.5 Liter. I Cannot Find The Crankshaft Position Sensor. There Are So Many Different Plugs In There....