For years, beltdriven timing drives have been the accepted standard in NASCAR Nextel Cup racing. The same holds true in the Busch Series and Truck Series as well as other top touring racing series.
This diagram shows the major cam events through one full cylinder cycle (two crank revolutions or 720 degrees), beginning at TDC firing. The exhaust lobe and valvetrain is closer to the front, and ...
What P0022 means: Indicates Bank 2 intake camshaft is lagging behind commanded timing, typically in engines with VVT systems. Likely culprits: Low or degraded oil, clogged or faulty VVT solenoids, ...