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Condition Possible Causes Correction Gear Teeth Broke 1. Overloading. 1. Replace gears. Examine other 2. Erratic clutch operation. 2. Replace gears and examine the 3. Ice-spotted pavement. 3. Replace gears and examine 4. Improper adjustments. 4. Replace gears and examine Axle Noise 1. Insufficient lubricant. 1. Fill differential with the correct 2. Improper ring gear and pinion 2. Check ring gear and pinion 3. Unmatched ring gear and pinion. 3. Replace gears with a matched 4. Worn teeth on ring gear and/or 4. Replace ring gear and pinion. 5. Loose pinion bearings. 5. Adjust pinion bearing pre-load. 6. Loose differential bearings. 6. Adjust differential bearing 7. Mis-aligned or sprung ring gear. 7. Measure ring gear run-out. 8. Loose differential bearing cap 8. Inspect differential components 9. Housing not machined properly. 9. Replace housing. TJ REAR AXLE - 216RBI 3 - 121 REAR AXLE - 216RBI (Continued) |