| Checking exhaust system for leaks |
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| Start engine and run at idling speed. |
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| Plug tailpipe during leak test (e.g. with cloth or plug). |
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| Listen carefully, ensure that there are no leaks at the joints between the cylinder head / exhaust manifold with turbocharger, exhaust manifold with turbocharger / front exhaust pipe, etc. |
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| Repair any leaks found. |
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