Inspecting the exhaust system for leaktightness |
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| Start engine and run in idle. |
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| Seal exhaust tailpipe for the duration of the leak check (e.g. with cloths or plugs). |
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| Inspect all the connection points (cylinder head/exhaust manifold/pre-exhaust pipe etc.) for leaktightness by listening and visual inspection. |
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| Eliminate any leak found. |
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