Glossary of Automotive Terms Speed Governor

Speed Governor

Created by William Orellana Updated September 27, 2024 Popularity: 165 Views

Speed Governor:

A speed governor, also known as a speed limiter, is a device installed in a vehicle to limit the maximum speed at which the vehicle can operate. This is often done for safety reasons, to prevent the driver from exceeding a certain speed limit set by the manufacturer or regulatory authorities. Speed governors are commonly found in commercial vehicles, such as trucks and buses, to ensure they do not exceed a safe speed limit.

Technical Explanation:

Common Symptoms:

  1. Inability to exceed a certain speed limit set by the governor.
  2. Engine power loss when attempting to accelerate beyond the set speed limit.
  3. Warning lights on the dashboard indicating a speed governor malfunction.

Diagnosing:

  1. Check the vehicle's manual to determine if it is equipped with a speed governor.
  2. Use a diagnostic tool to scan for any error codes related to the speed governor.
  3. Test drive the vehicle to observe any limitations in speed or power.

Common Repairs:

  1. Adjusting the speed governor settings to allow for a higher speed limit.
  2. Replacing any faulty sensors or components related to the speed governor.
  3. Updating the vehicle's software to ensure proper functioning of the speed governor.