Why ticking happens: Ticking occurs when a lifter cannot maintain zero lash due to wear, sludge, or poor oil flow, creating a rhythmic tap that follows engine RPM. High‑risk engines: Engines like ...

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, ...