Cleaning Procedure: Overview Daewoo Nubira II

1. Clean gasket surfaces of cylinder head and engine block. Make sure gasket surfaces of cylinder head and engine block are free of nicks and heavy scratches.
2. Clean cylinder head bolts. Inspect cylinder head for warpage.

Scheme 16

Scheme 17

Scheme 18

1. Install cylinder head gasket. Install cylinder head with intake manifold and exhaust manifold attached. Install cylinder head bolts. Tighten cylinder head bolts gradually and in sequence shown. see scheme 49 Tighten cylinder head bolts to 25 N.m (18 ft. lbs.) and turn bolts another 3 times of 90 degrees using angle torque gauge (KM-470-B). Connect throttle cable at throttle body and intake manifold. Install generator-to-intake manifold support bracket.
2. Install intake generator-to-manifold support bracket bolts. Tighten generator-to-intake manifold support bracket bolts to intake manifold to 35 N.m (26 ft. lbs.). Install intake manifold support bracket bolt to generator. Tighten intake manifold support bracket bolt at generator to 20 N.m (15 ft. lbs.). Connect surge tank coolant hose at throttle body. Connect coolant hose to rear cylinder head and ignition coil EGR bracket. Connect fuel feed line at fuel rail. Connect fuel return line at fuel rail.
3. Connect all of necessary vacuum hoses. Install fuel rail assembly. Install auxiliary catalytic converter nuts at exhaust manifold flange. Tighten auxiliary catalytic converter-to-exhaust manifold nuts to 40 N.m (30 ft. lbs). Install rear timing belt cover. Install rear timing belt cover bolts. Tighten rear timing belt cover bolts to 6 N.m (53 INCH lbs.). Install engine mount and retaining bolts. Tighten engine mount retaining bolts to 60 N.m (44 ft. lbs.). Install timing belt automatic tensioner.
4. Install timing belt automatic tensioner bolt. Tighten timing belt automatic tensioner bolts to 25 N.m (18 ft. lbs.). Install timing belt idler pulleys. Install timing belt idler pulley bolt and nut. Tighten timing belt idler pulley bolt to 25 N.m (18 ft. lbs.). Tighten timing belt idler pulley nut to 25 N.m (18 ft. lbs.). Install camshaft gears with timing marks at front. Insert guide pin of intake camshaft into "IN" bore. Insert guide pin of exhaust camshaft into "EX" bore. (Scheme 16)
5. Install camshaft gears by counterholding on hex of camshaft with an open-ended wrench. Install camshaft gear with a new bolt to camshaft. Tighten intake camshaft gear bolt to 50 N.m (37 ft. lbs.). Using angular torque gauge (KM-470-B), tighten bolt another 60 degrees plus 15 degrees. While holding exhaust camshaft firmly in place install exhaust camshaft gear bolt. Tighten exhaust camshaft gear bolt to 50 N.m (37 ft. lbs.). Using angular torque gauge (KM-470-B). tighten bolt another 60 degrees plus 15 degrees.
6. Apply a small amount of gasket sealant to corners of front camshaft caps and to top of rear valve cover-to-cylinder head seal. Install valve cover and valve cover gasket. Install valve cover washers. Install valve cover bolts. Tighten valve cover bolts to 8 N.m (71 INCH lbs.). Connect ignition wires to spark plugs. Install spark plug cover. Install spark plug cover bolts. Tighten spark plug cover bolts to 3 N.m (27 INCH lbs.). Connect breather tube to valve cover. Align timing marks on camshaft gears to notches on valve cover, using intake gear mark for intake gear and exhaust gear mark for exhaust gear. (Scheme 17)
7. Align mark on crankshaft gear with notch at bottom of rear timing belt cover. (Scheme 18) Install timing belt. Check and adjust timing belt tension. Install front timing belt cover. Install front timing belt cover bolts. Tighten upper and lower front timing belt cover bolts to 6 N.m (53 INCH lbs.). Install crankshaft pulley. Install crankshaft pulley bolts. Tighten crankshaft pulley bolts to 20 N.m (15 ft. lbs.). Install right engine mount bracket and retaining bolts. Tighten right engine mount bracket retaining bolts to 60 N.m (44 ft. lbs.).
8. Remove engine assembly lift support (J-28467-B). Install serpentine accessory drive belt. Connect upper radiator hose to thermostat housing. Install right front splash shield. Install right front wheel. Install air filter housing. Install air filter housing bolts. Tighten air filter housing bolts to 8 N.m (71 INCH lbs.). Connect air intake tube to throttle body. Connect breather tube to valve cover. Connect intake air temperature sensor connector. Connect camshaft position sensor. Connect coolant temperature sensor connector. Connect engine coolant temperature sensor connector.
9. Connect idle air control valve connector. Connect throttle position sensor connector. Install evaporative emission canister purge solenoid bracket bolt. Tighten evaporative emission canister purge solenoid bracket bolt to 5 N.m (44 INCH lbs.). Connect EI system ignition coil connector. Connect pre-converter oxygen sensor connector. Connect PCM/ECM ground terminal. Install fuel pump fuse. Connect negative battery ground cable. Refill engine cooling system.