Check exhaust system for leaks

Procedure

• Start engine and run it at idling speed.
• Seal end exhaust pipes with cloths or plugs, for example, for the duration of the leakage test.
• Check (by listening) points of connection between exhaust manifold and the cylinder head, between turbocharger and front exhaust pipe etc. to make sure there are no leaks.
• Repair any leaks found.