Suzuki sq-416-420-625 Service Manual page 521

7F-2 DIFFERENTIAL (REAR)
Condition
Gear noise
Bearing noise
Oil leakage
DIAGNOSIS
Possible Cause
D Deteriorated or water mixed lubricant
D Inadequate or insufficient lubricant
D Maladjusted backlash between bevel
pinion and gear
D Improper tooth contact in the mesh between
bevel pinion and gear
D Loose bevel gear securing bolts
D Damaged side gear(s) or side pinion(s)
D (Constant noise) Deteriorated or water
mixed lubricant
D (Constant noise) Inadequate or insufficient
lubricant
D (Noise while coasting) Damaged bearing(s)
of bevel pinion
D (Noise while turning) Damaged diff. side
bearing(s) or axle bearing(s)
D Clogged breather plug
D Worn or damaged oil seal
D Excessive oil
Correction
Repair and replenish
Repair and replenish
Adjust as prescribed
Adjust or replace
Replace or retighten
Replace
Repair and replenish
Repair and replenish
Replace
Replace
Clean
Replace
Adjust oil level