Vehicle Speed Sensor: Description and Operation

1992 Eagle Summit Vista AWD L4-2350cc 2.4L SOHCSECTION Description and Operation

Vehicle Speed Sensor Circuit:






LOCATION
The speed sensor is located in the speedometer head.

OPERATION
The vehicle speed sensor uses a magnetic reed type switch. As the speedometer cable turns, the switch turns on and off (opening and closing the circuit). The ECU senses the speed at which this happens as the vehicle speed.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.