What is spanner sign in trip-meter?

The spanner sign on a trip meter typically indicates a need for maintenance or servicing of the vehicle. It serves as a reminder for the driver to check the vehicle's systems, such as oil changes, tire rotations, or other scheduled maintenance. This warning helps ensure that the vehicle remains in good working condition and can prevent potential issues from arising. Always consult the vehicle's manual for specific maintenance requirements related to the spanner sign.