What is the VSS wire?

What is the VSS wire?

In addition to the standard power and ground leads, remote-mount navigation (and even some in-dash units) systems connect to a vehicle’s Vehicle Speed Sensor (VSS) wire. Your vehicle’s cruise control uses the VSS wire to determine the vehicle’s speed — it serves the same function for the navigation system.

Where is the transmission speed sensor located?

Locate the transmission speed sensors, they’ll be near the front and rear of the transmission housing.

How do you test a VSS wire?

You can test your VSS to make sure it’s functioning properly by using a device called a multimeter. Start by disconnecting and removing the VSS from your engine so you can test it. You can then connect it to a multimeter and set the multimeter to the AC setting.

Where is the speed sensor located on a 2002 Ford Explorer?

Climb under the Explorer below the driver’s door. Locate the speed sensor, which mounts on the driver’s side of the transmission.

What are symptoms of a bad speed sensor?

The following signs will show you if your transmission speed sensor has failed.

  • Cruise Control Fails. The main function of the speed sensors is to monitor the output and input shaft speed.
  • Improper Or Harsh Shifting.
  • The Check Engine Light Indicates.

How do you diagnose a bad speed sensor?

5 Common Bad Speed Sensor Symptoms

  1. Transmission problems.
  2. Erratic speedometer readings.
  3. Inability to engage cruise control.
  4. Lack of torque converter clutch application.
  5. Check Engine Light is triggered.
  6. An internal electrical fault in the speed sensor.
  7. Damage on the sensor itself.
  8. Poor vehicle maintenance.

What is ABS on a Ford Explorer?

The anti-lock braking (ABS) system is used to maintain wheel motion and traction while braking, accelerating or cornering on a slippery surface. This system uses the same components as the traction control system (TCS), and the functionalities of both are integrated through the ABS control module.

Share this post