| Checking the exhaust system for leaks |
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| Start engine and run in idle. |
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| Seal off tail pipe for the duration of the leak check (e.g. with cloth or plug). |
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| Inspect connection points for leaks by listening: cylinder head/exhaust manifold, exhaust manifold/exhaust turbocharger, exhaust turbocharger/front exhaust pipe with catalytic converter, etc. |
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| Eliminate any leak found. |
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