TIRE AND WHEEL SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DIAGNOSIS OF TIRE VIBRATION

1. CHECK THAT WHEEL NUTS ARE FULLY TIGHTENED

   
   

   NG

   Go to step 7

   OK

2. CHECK TIRE PRESSURE Click here

   
   

   NG

   Go to step 9

   OK

3. CHECK WHEEL BALANCE Click here

   
   

   NG

   Go to step 11

   OK

4. INSPECT BEARING LOOSENESS AND AXLE HUB RUNOUT

   Proceed to	See page
   Front axle	Click here
   Rear axle	Click here

   
   

   NG

   Go to step 13

   OK

5. REPAIR OR REPLACE TIRE(S)

   
   

   NEXT

6. PERFORM ROAD TEST

   
   

   NEXT

   RETURN VEHICLE TO CUSTOMER

7. TIGHTEN WHEEL NUTS

   
   

   NEXT

8. PERFORM ROAD TEST

   
   

   NEXT

   RETURN VEHICLE TO CUSTOMER

9. ADJUST TIRE PRESSURE Click here

   
   

   NEXT

10. PERFORM ROAD TEST

    
    

    NEXT

    RETURN VEHICLE TO CUSTOMER

11. ADJUST WHEEL BALANCE Click here

    
    

    NEXT

12. PERFORM ROAD TEST

    
    

    NEXT

    RETURN VEHICLE TO CUSTOMER

13. REPAIR BEARING LOOSENESS AND AXLE HUB RUNOUT

    Proceed to	See page
    Front axle	Click here
    Rear axle	Click here

    
    

    NEXT

14. PERFORM ROAD TEST

    
    

    NEXT

    RETURN VEHICLE TO CUSTOMER

DIAGNOSIS OF IRREGULAR TIRE WEAR

1. CHECK TIRE PRESSURE Click here

   
   

   NG

   Go to step 5

   OK

2. CHECK WHEEL ALIGNMENT

   Proceed to	See page
   Front wheel alignment	Click here
   Rear wheel alignment	Click here

   
   

   NG

   Go to step 7

   OK

3. REPLACE TIRE(S)

   
   

   NEXT

4. PERFORM ROAD TEST

   
   

   NEXT

   RETURN VEHICLE TO CUSTOMER

5. ADJUST TIRE PRESSURE

   
   

   NEXT

6. PERFORM ROAD TEST

   
   

   NEXT

   RETURN VEHICLE TO CUSTOMER

7. ADJUST WHEEL ALIGNMENT

   Proceed to	See page
   Front wheel alignment	Click here
   Rear wheel alignment	Click here

   
   

   NEXT

8. PERFORM ROAD TEST

   
   

   NEXT

   RETURN VEHICLE TO CUSTOMER