What is spanner light on a 05 transit?

The spanner light on a 2005 Ford Transit indicates a potential issue with the vehicle's transmission or drivetrain. It typically signals that the vehicle's onboard diagnostics system has detected a fault, and it may require attention or inspection. If the light is illuminated, it's advisable to check for any diagnostic trouble codes (DTCs) and consult a mechanic to ensure proper functioning and avoid further damage.