Condition
D Deteriorated or water mixed lubricant
Gear noise
D Inadequate or insufficient lubricant
D Maladjusted backlash between bevel pinion
D Improper tooth contact in the mesh be-
D Loose bevel gear securing bolts
D Damaged side gear(s) or side pinion(s)
D (Constant noise) Deteriorated or water
Bearing noise
D (Constant noise) Inadequate or Insufficient
D (Noise while coasting) Damaged bearing(s)
D (Noise while turning) Damaged differential
D Clogged breather plug
Oil leakage
D Worn or damaged oil seal
D Excessive oil
DIAGNOSIS
Possible Cause
and gear
tween bevel pinion and gear
mixed lubricant
lubricant
of bevel pinion
side bearing(s)
REAR DIFFERENTIAL 7F-3
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