Astra L4-1.8L (2009)
Throttle Body: Service and Repair
Throttle Body Assembly Replacement
Removal Procedure
Caution: Do not use solvent of any type when cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as damage to
the gasket surfaces and throttle body assembly may result.
Use care in cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as sharp tools may damage the gasket surfaces.
Caution: Do not use any solvent that contains Methyl Ethyl Ketone (MEK). This solvent may damage fuel system components.
1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement (See: Air Cleaner Housing/Service and Repair).
2. Disconnect the wiring harness plug (2).
3. Remove the engine venting pipe (1).
Disconnect the quick-release fitting.
4. Place the a drain pan underneath.
5. Remove the 2 coolant hoses (3, 4).
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Disconnect the 2 coolant hoses.
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Remove the 2 clamps.