Diesel Data: Automotive Repair

Speedometer Head: Testing and Inspection




INSPECT SPEEDOMETER ON-VEHICLE
Using a speedometer tester, inspect the speedometer for allowable indication error and check the operation of the odometer.
If error is excessive, replace the speedometer.




INSPECT SPEEDOMETER RESISTANCE
Measure the resistance between terminals with fixing pointer to the stopper.




If resistance value is not as the specified, replace the meter.