Workshop Manual Om646 Engine - Mercedes

Disclaimer: Always follow manufacturer procedures and safety guidelines. When in doubt, consult a certified Mercedes-Benz technician.

Most versions featured a VNT turbocharger to reduce lag and improve torque across the rev range. Mercedes Workshop Manual Om646 Engine

Without a manual: You remove the valve cover, see slack in the chain, and try to replace it. You don’t lock the camshafts, the crank moves, and when you start the engine, the pistons hit the valves. see slack in the chain

Is your car going into limp mode with a P2015 intake manifold flap code? The manual provides: the crank moves

: Procedures for removing and installing the starter, alternator, fan shroud, and measuring cylinder bores. Essential Torque Specifications