12 · Diagnostics

S24 Gearbox noise - when cornering

DiagnosisS24 Gearbox noise - when cornering

NOISE J VIBRATIONS

When cornering (rightwards or leftwards) noise is heard in the gearbox area.

If the noise changes steering to the right or to the left, see table S40

If noise ceases in straightahead position, see table S45

Step	Validity	Operation to be performed	Test results
Step	Validity	Operation to be performed	OK	⚠	🔧
1	CHECK TYPE OF NOISE	Run a test, performing a series of complete steering strokes and then releasing the steering wheel. Check whether the intensity of the noise increases or not with the steering angle.	All OK	Problems found	Intervention
1	CHECK TYPE OF NOISE		Go to Step 4	Noise increase considerable with the steering angle	Check CV joints: go to Step 2
		Noise is constant whatever the steering angle		Check differential: go to Step 3
2	CHECK CV JOINTS	Check the CV transmission joints		All OK	Problems found	Intervention
2	CHECK CV JOINTS	Check the CV transmission joints	Go to Step 3	Damaged joint	Replace joint PROCEDURE OP. 2710A52 (wheel side) or PROCEDURE OP. 2710A54 (differential side)
3	CHECK DIFFERENTIAL	Check differential unit	All OK	Problems found	Intervention
3	CHECK DIFFERENTIAL	Check differential unit	Go to Step 4	Sun and planet gears worn or damaged	Overhaul or replace the differential unit PROCEDURE OP. 2110D10
4	CHECK CORRECT OPERATION	Check the fault is no longer present	All OK	Problems found	Intervention
4	CHECK CORRECT OPERATION	Check the fault is no longer present	End of test	–	–

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.