Toyota Avalon Intake Manifold

To Repace Spark Plugs On 2005 Avalon 3.5l Do You Need To Remove Intake Manifold On Firewall Side And Is Cyc #5 Close To Driver On That Bank...

Engine Light Came On, Noticed Black Smoke. Mechanic Replaced The Maf Sensor. Two Days Later Engine Light Came On Again Same Error P0101....

I Have Replaced Knock Sensors And Valve Cover Gaskets On My Car And Now Put Back Together. I Need The Torque Specs And Tightening Sequence...