- A) difficulty starting the engine, the engine stalls;
- b) engine shaking at idle;
- V) the engine jerks when accelerating.
Leak test
1. Start the engine and, with the engine running, plug the exhaust pipe with a rag or a suitable plug.
2. Check by ear the operation of the exhaust system. If necessary, apply a leak detection spray to the cylinder head and exhaust manifold and exhaust manifold and downpipe connections. Make sure that no air bubbles are formed in the indicated places.
3. Repair any leaks found.
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