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PRE-RELEASE

Cylinder Head Replacement - Left Side (LAU)

Cylinder Head Replacement - Left Side (LAU)


Special Tools

EN-45059 Angle Meter

For equivalent regional tools, refer to Special Tools .

Removal Procedure


1. Remove the camshaft cover. Refer to Camshaft Cover Replacement - Left Side (LAU) Camshaft Cover Replacement - Left Side (LF1 or LFW) .

2. Remove the left bank secondary timing chain. Refer to Secondary Camshaft Intermediate Drive Chain Replacement - Left Side .

3. Remove the exhaust manifold. Refer to Exhaust Manifold Replacement - Left Side (LAU) .

4. Remove the oil level indicator tube. Refer to Oil Level Indicator Tube Replacement (LAU) Oil Level Indicator Tube Replacement (LF1 or LFW) .

5. Remove the turbocharger bracket. Refer to Turbocharger Bracket Replacement .

6. Remove the 2 front M8 left cylinder head bolts.


7. Remove the left cylinder head bolts.

8. Remove the left cylinder head.

9. Remove and discard the left cylinder head gasket (1).


10. Clean and inspect the cylinder head and the engine block sealing surfaces. Refer to Cylinder Head Cleaning and Inspection and Engine Block Cleaning and Inspection .


Installation Procedure


1. Ensure the cylinder head locating pins are securely mounted in the cylinder block deck face.


2. Install a NEW left cylinder head gasket (1) using the deck face locating pins for retention.

3. Align the left cylinder head with the deck face locating pins.


4. Place the left cylinder head in position on the deck face.

5. Refer to Fastener Caution .

Note
• DO NOT allow oil on the cylinder head bolt bosses.

• DO NOT reuse the old cylinder head bolts.


Install the NEW M11 cylinder head bolts (1).


5.1. Tighten the M11 cylinder head bolts a first pass in sequence to 30 Nm (22 lb ft) .

5.2. Tighten the M11 cylinder head bolts a second pass in sequence an additional 150 degrees using the EN 45059 meter .

6. Install the 2 NEW front M8 left cylinder head bolts (2).

6.1. Tighten the M8 cylinder head bolts a first pass in sequence to 15 Nm (11 lb ft) .

6.2. Tighten the M8 cylinder head bolts a second pass in sequence an additional 75 degrees using the EN 45059 meter.

7. In stall the turbocharger bracket. Refer to Turbocharger Bracket Replacement .

8. Install the left bank secondary timing chain. Refer to Secondary Camshaft Intermediate Drive Chain Replacement - Left Side .

9. Install the camshaft cover. Refer to Camshaft Cover Replacement - Left Side (LAU) Camshaft Cover Replacement - Left Side (LF1 or LFW) .

10. Install the exhaust manifold. Refer to Exhaust Manifold Replacement - Left Side (LAU) .

11. Install the oil level indicator tube. Refer to Oil Level Indicator Tube Replacement (LAU) Oil Level Indicator Tube Replacement (LF1 or LFW) .


PRE-RELEASE