Speedometer Check

Adjust the pressure of tires to the specified level (Refer to ON-VEHICLE SERVICE ).

1. Set the vehicle onto a speedometer tester and use wheel chocks to hold the rear wheels.
   Fig 1: Setting Vehicle Onto Speedometer Tester

   Courtesy of DAIMLERCHRYSLER CORP.
2. To prevent the front wheel from moving from side to side, attach tension bars to the tie-down hook, and secure both ends to anchor plates.
   Fig 2: Attaching Tension Bars

   Courtesy of DAIMLERCHRYSLER CORP.
3. To prevent the vehicle from moving, attach a chain or wire to the rear retraction hook, and make sure the end of the chain or wire is secured.
4. Check if the speedometer indicator range is within the standard values.
5. If not to the standard value, inspect for proper tire size. If not correct, replace the tires with original size tires and retest. If correct, replace the speedometer. If still not to standard value, replace the vehicle speed sensor < M/T > or output shaft speed sensor < A/T >.
6. Check if the speedometer indicator range is within the standard values.

   Standard value: 

   STANDARD VALUE
   
   

   STANDARD INDICATION km/h (mph)	ALLOWANCE RANGE km/h (mph)
   32 (20)	31-35 (19-22)
   64 (40)	61-71 (38-44)
   97 (60)	92-106 (57-66)
   129 (80)	122-142 (76-88)
   161 (100)	151-177 (94-110)

7. If not to the standard value, inspect for proper tire size. If not correct, replace tires with original size tires and retest. If correct, replace the speedometer. If still not to standard value, replace vehicle speed sensor < M/T > or output shaft speed sensor < A/T >.