Speedometer Head: Description and Operation

Power Supply And Ground Circuit
Power is supplied at all times
- through 7.5 A fuse [No. (40), located in the fuse block (J/B)]
- to combination meter terminal (15).
With the ignition switch in the ON or START position, power is supplied
- through 10 A fuse [No. (13), located in the fuse block (J/B)]
- to combination meter terminal (37).
Ground is supplied
- to combination meter terminal (16).
- through body grounds (M13), (M73) and (M111).
The vehicle speed sensor provides a voltage signal to the combination meter for the speedometer.
The voltage is supplied
- to combination meter terminals (2) and (4) for the speedometer
- from terminals (1) and (2) of the vehicle speed sensor.
The speedometer converts the voltage into the vehicle speed displayed.