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Following instructions apply to left cylinder head. Removing Remove ribbed belt => page 13-6. Remove toothed belt => page 13-10. Remove noise insulation panel (arrows). Unbolt left and right-side front exhaust pipes from exhaust manifolds. Unbolt exhaust system from transmission bracket. Place clean VW1306 receptacle or drain pan under engine. Remove filler cap from coolant expansion tank. WARNING! The cooling system is pressurized when the engine is warm. When opening the expansion tank, wear gloves and other appropriate protection, cover the cap with a cloth and open carefully to relieve system pressure slowly. Unscrew drain plug (arrow) on left-side of radiator. Install drain hose to connection if necessary. Remove coolant drain plug on engine (arrow) using 3247 hex ball socket, and drain coolant. Remove intake air duct between mass air flow sensor and intake air elbow. Disconnect harness connectors for intake manifold tuning valve -3- and intake air temperature sensor -4-. Move wiring clear. Disconnect vacuum lines (arrows). Disconnect hose between Evaporative Emission (EVAP) canister purge regulator valve and throttle assembly at throttle assembly. Unbolt retaining plate for intake manifold tuning valve (bolts -2-). Disconnect connector on throttle assembly and disconnect vacuum hose on fuel pressure regulator. Disconnect harness connectors from camshaft adjustment valve and fuel injectors (arrows). Disconnect harness connectors from Engine Coolant Temperature (ECT) sensor and Camshaft Position (CMP) sensor (arrows). Cut open tie wraps on cylinder head cover, unclip wiring retainer on fuel rail and disconnect cylinder block breather from left and right-side cylinder head covers. Move hoses and wiring clear to rear. Remove 4 bolts for fuel rail on intake manifold. Unclip fuel supply and return lines from retainer. Move fuel rail together with fuel injectors clear toward side. Note: Cover the fuel injectors with a clean cloth. Disconnect spark plug wires (left-side). Unbolt bracket for ignition coils (4 bolts) and move clear to right together with ignition coils.