Nissan Sentra B18 (2020-2025) Service Manual / Transmission & Driveline / Clutch :: Symptom Diagnosis. Noise, Vibration and Harshness (nvh) Troubleshooting. Nvh Troubleshooting Chart

Nissan Sentra B18 (2020-2025) Service Manual: Clutch :: Symptom Diagnosis. Noise, Vibration and Harshness (nvh) Troubleshooting. Nvh Troubleshooting Chart

Noise, Vibration and Harshness (nvh) Troubleshooting. Nvh Troubleshooting Chart. Nvh Troubleshooting Chart

NVH Troubleshooting Chart

Use the chart below to find the cause of the symptom. The numbers indicate the order of the inspection. If necessary, repair or replace these parts.

SUSPECTED PARTS (Possible cause)		CLUTCH PEDAL (Inspection and adjustment)	CLUTCH LINE (Air in line)	ENGINE MOUNTING (Loose)	CSC (Concentric Slave Cylinder) (Worn, dirty or damaged)	CLUTCH DISC (Out of true)	CLUTCH DISC (Runout is excessive)	CLUTCH DISC (Lining broken)	CLUTCH DISC (Dirty or burned)	CLUTCH DISC (Oily)	CLUTCH DISC (Worn out)	CLUTCH DISC (Hardened)	CLUTCH DISC (Lack of spline grease)	DIAPHRAGM SPRING (Damaged)	DIAPHRAGM SPRING (Out of tip alignment)	PRESSURE PLATE (Distortion)	FLYWHEEL (Distortion)
Reference		Inspection and Adjustment	Air Bleeding	Inspection	Exploded View	Exploded View											Inspection
Symptom	Clutch grabs/chatters			1			2			2	2	2			2
	Clutch pedal spongy		1		2
	Clutch noisy				1
	Clutch slips	1								2	2			3		4	5
	Clutch does not disengage	1	2		3	3	3	3	3	3			3	4	4	5

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