22 · Diagnostics

Gearbox noise - when cornering

Fault diagnosisGearbox noise - when cornering

GEARBOX NOISE - WHEN CORNERING

Whilst driving round bends (both left and right) there is a noise in the area of the gearbox.

0	PRELIMINARY CHECKS	All OK	Problems encountered	Operation
		Results of the tests
	Steer to the right or to the left and check whether the noise increases. Steer fully and then release the steering wheel: check whether the intensity of the increases or not with the steering angle	Move on to Step 1	1. The noise only varies when steering either to the left or to the right 2. The noise stops in a straight line 3. The noise varies greatly with the steering angle 4. The noise remains constant with the steering angle.	1. Proceed as instructed See table S015 NOISE WHILST DRIVING 2. Proceed as instructed See table S015 NOISE WHILST DRIVING 3. Move on to Step 2 4. Move on to Step 1
1	DIFFERENTIAL CHECK	All OK	Problems encountered	Operation
	Check the differential and, in particular, the bearings, see Op. 2110D MANUAL GEARBOX DIFFERENTIAL	Move on to Step 2	1. Bearings damaged 2. Gears worn or damaged	1. Replace the bearings Op. 2110D26 DIFFERENTIAL INTERNAL CASING BEARINGS - REPLACE WITH DIFFERENTIAL INTERNAL CASING REMOVED 2. Overhaul or replace the differential casing Op. 2110D10 DIFFERENTIAL INTERNAL CASING - R + R WITH MANUAL GEARBOX REMOVED - INCLUDES GEARBOX DISMANTLING AND REASSEMBLY
2	CONSTANT VELOCITY JOINT CHECK	All OK	Problems encountered	Operation
	Check the transmission constant velocity joints	End of diagnosis	Joint damaged	Replace the joint

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