Noisy Operation
WARNING: This page is about a different variant/trim than selected.
- You will hear a noise of high and constant intensity, coming from the engine area and detectable only within a certain range of RPM.
PRELIMINARY CHECKS EVERYTHING OK PROBLEMS ENCOUNTERED RESOLUTION Check the integrity and tightness of the intake manifold and air intake system Continue to Step 2 Air intake components damaged. Repair or replace components as necessary. CHECK ENGINE MOUNTS EVERYTHING OK PROBLEMS ENCOUNTERED RESOLUTION Check the correct mounting and the integrity of:
Engine mount isolators
Transmission brackets
Rear strutContinue to Step 3 1. Incorrect components installed on engine
2. Engine gearbox side motor mount defective
3. Engine timing side motor mount defective
4. Rear motor mount defective
5. Transmission upper bracket defective
6. Transmission rear bracket defective1. Install the correct component.
2. Replace the gearbox motor mount.
3. Replace the timing side motor mount.
4. Replace the rear motor mount.
5. Replace the transmission upper bracket.
6. Replace the transmission rear bracket.CHECK ENGINE EXHAUST MANIFOLD EVERYTHING OK PROBLEMS ENCOUNTERED RESOLUTION Check the integrity and tightness of the exhaust manifold support and heat shield Continue to Step 4 1. Supports loose.
2. Support damaged.1. Restore the correct fixing of the supports.
2. Replace the damaged component.CHECK ENGINE EXHAUST EVERYTHING OK PROBLEMS ENCOUNTERED RESOLUTION Check the exhaust system of the engine and in particular:
Catalytic converter gaskets
Exhaust pipe
Exhaust silencerEnd diagnosis 1. Catalytic converter gasket worn or damaged.
2. Full damaged pipe.
3. Silencer damaged.1. Replace the gasket
2. Replace the pipe complete
3. Replace the rear silencer