Cylinder head, removing: Conditions

• Engine in vehicle.
• Lock carrier in service position → Lock carrier, moving to service position .

• Obtain and record radio anti-theft code for vehicles with coded radio.

See Caution for disconnecting Telematics battery → Cylinder head, removing and installing 

• Disconnect battery Ground strap with ignition switched off.
• Drain cooling system → Cooling system, draining and filling .
• Remove intake manifold from cylinder head. → 24 - MULTIPORT FUEL INJECTION (MFI)
• Remove ribbed belt and ribbed belt tensioner → Ribbed belt, removing and installing .

• Remove toothed belt from camshaft sprocket → Toothed drive belt, removing, installing and tensioning .

Fig 1: Air Cleaner Cover

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• Remove air cleaner cover - arrow  -.

Fig 2: Disconnect Wires/Unplug Connectors From

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• Disconnect wiring connectors from:

1. EVAP canister purge regulator valve N80
2. Mass Air Flow (MAF) sensor G70
3. Wastegate bypass regulator valve N75

• Disconnect hoses 4...7.
• Disconnect hose to secondary air injection pump motor - 8  -.
• Move wires clear.
• Unbolt air cleaner housing - 9  -.

• Remove air cleaner.

Fig 3: Disconnecting Connector At Camshaft Adjuster

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• Disconnect connector - arrow  - at camshaft adjuster.

Fig 4: Crankcase Breather Line, Secondary Air Combination Valve Line And Heat Shield

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• Remove crankcase breather line - 2  -.
• Remove crankcase breather hose at cylinder head cover.
• Remove line - 1  - on secondary air combination valve on cylinder head cover and heat shield - 3  -.
• Move secondary air line slightly to one side.

• Remove heat shield.

Fig 5: Removing Bolts Of Oil Supply Line & For Turbocharger

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• Remove bolts - 1  - and - 2  - of oil supply line.
• Remove bolts - 3  - for turbocharger.

Fig 6: Disconnecting Connector At Coolant Temperature Sensor G2/G62

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• Disconnect connector - arrow  - at coolant temperature sensor G2/G62.

Fig 7: Identifying Vacuum Hose, Oil Supply Line Bracket, Coolant Flange & Bolts

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• Disconnect vacuum hose - arrow  - at combination valve.
• Remove coolant flange, bolts - 2  - and - 3  -.
• Remove bracket - 1  - for oil supply line.
• Unclip all wiring on cylinder head and move it clear.

• Pull off coolant hose to heater unit heat exchanger at rear of cylinder head. To do so, first release retainers on connecting flange.

Fig 8: Ignition Coils, Ground Wire And Connectors

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• Remove Ground wire - 2  -.
• Disconnect connectors - 3  -.
• Move wiring clear.
• Pull out ignition coils - 1  -.

Fig 9: Cylinder Head Cover Nuts

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• Loosen nuts - arrows  - on cylinder head cover and remove cylinder head cover.
• Remove both oil deflectors.

Fig 10: Cylinder Head Bolts Loosening Sequence

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• Keep to specified sequence and loosen cylinder head bolts.
• Remove cylinder head.