Cylinder Head Replacement (LLU/A16LET)
Cylinder Head Replacement (LLU/A16LET) |
Removal Procedure |
1. |
Remove the turbocharger. Refer to
Turbocharger Replacement
.
|
2. |
Remove the thermostat housing from the cylinder head. Refer to
Engine Coolant Thermostat Housing Replacement (LAU/A28NER)
Engine Coolant Thermostat Housing Replacement (LLU/A16LET)
.
|
3. |
Remove the evaporative emission canister purge solenoid valve. Refer to
Evaporative Emission Canister Purge Solenoid Valve Replacement (LLU/A16LET)
.
|
4. |
Remove the brake booster vacuum pipe from the intake manifold. Refer to
Power Brake Booster Vacuum Pipe Replacement
.
|
5. |
Relief the fuel pressure. Refer to
Fuel Pressure Relief
.
|
6. |
Remove the fuel feed pipe and the fuel return pipe from the fuel rail. Refer to Plastic Collar Quick Connect Fitting Service . |
7. |
Remove vacuum hose from the intake manifold.
|
8. |
Remove the wiring harness from the intake manifold.
|
9. |
Remove the camshaft cover from the cylinder head. Refer to
Camshaft Cover Replacement
.
|
10. |
Remove the timing belt. Refer to
Timing Belt Replacement (LLU/A16LET)
.
|
11. |
Install the engine support fixture (orange tool). Refer to
Engine Support Fixture (Bridge Retainer Frame LLU/A16LET)
Engine Support Fixture (Engine Bridge, Retainer Frame-LLU/A16)
.
|
12. |
Remove the engine mount. Refer to
Engine Mount Bracket Replacement
.
|
13. |
Remove the camshaft exhaust sprocket. Refer to
Camshaft Exhaust Sprocket Replacement (LLU/A16LET)
.
|
14. |
Remove the camshaft intake sprocket. Refer to
Camshaft Intake Sprocket Replacement (LDE/A16XER, 2H0/A18XER)
.
|
15. |
Remove the timing belt rear cover. Refer to
Timing Belt Rear Cover Replacement
.
|
16. |
Remove the 10 cylinder head fasteners in sequence as shown.
|
• |
Loosen the 10 bolts
90 degrees
.
|
• |
Loosen the 10 bolts
180 degrees
.
|
17. |
With the aid of an assistant remove the cylinder head. |
18. |
Remove the cylinder head gasket.
|
Installation Procedure |
1. |
Clean the sealing surfaces.
|
2. |
Check the cylinder head and the cylinder block for plan surface. Refer to
Cylinder Head Cleaning and Inspection
.
|
3. |
Install a NEW cylinder head gasket.
|
4. |
With the aid of an assistant install the cylinder head.
|
5. |
Install 10 NEW cylinder head fasteners (1).
|
6. |
Refer to
Fastener Caution
.
Tighten the fasteners of the cylinder head in 5 passes. |
• |
First pass in sequence to
25 Nm (18 lb ft)
|
• |
Second pass to
90 degrees
|
• |
Third pass to
90 degrees
|
• |
Fourth pass to
90 degrees
|
• |
Fifth pass to
45 degrees
|
7. |
Clean the 4 threads of the timing rear cover.
|
8. |
Install the timing belt rear cover. Refer to
Timing Belt Rear Cover Replacement
.
|
9. |
Clean the thread of the timing belt tensioner.
|
10. |
Install the camshaft intake sprocket. Refer to
Camshaft Intake Sprocket Replacement (LDE/A16XER, 2H0/A18XER)
.
|
11. |
Attach the camshaft exhaust sprocket. Refer to
Camshaft Exhaust Sprocket Replacement (LLU/A16LET)
.
|
12. |
Install the engine mount bracket. Refer to
Engine Mount Bracket Replacement
.
|
13. |
Remove the engine support fixture (orange tool). Refer to
Engine Support Fixture (Bridge Retainer Frame LLU/A16LET)
Engine Support Fixture (Engine Bridge, Retainer Frame-LLU/A16)
.
|
14. |
Install the timing belt. Refer to
Timing Belt Replacement (LLU/A16LET)
.
|
15. |
Install the camshaft cover to the cylinder head. Refer to
Camshaft Cover Replacement
.
|
16. |
Install the wiring harness to the intake manifold.
|
17. |
Install vacuum hose to the intake manifold.
|
18. |
Install the fuel feed pipe and the fuel return pipe to the fuel rail. Refer to
Plastic Collar Quick Connect Fitting Service
.
|
19. |
Install the brake booster vacuum pipe to the intake manifold. Refer to
Power Brake Booster Vacuum Pipe Replacement
.
|
20. |
Install the evaporative emission canister purge solenoid valve. Refer to
Evaporative Emission Canister Purge Solenoid Valve Replacement (LLU/A16LET)
.
|
21. |
Install the thermostat housing to the cylinder head. Refer to
Engine Coolant Thermostat Housing Replacement (LAU/A28NER)
Engine Coolant Thermostat Housing Replacement (LLU/A16LET)
.
|
22. |
Install the turbocharger. Refer to
Turbocharger Replacement
.
|