1990 Acura Legend Maintenance Required turns red

Hi Mike4christ, Nothing is wrong. MAINTENANCE REQUIRED - PROCEDURE 3 1. At each 7500 mile service interval, the MAINTENANCE REQUIRED light will change from Green to Yellow. If service is not performed (and light is not reset), the MAINTENANCE REQUIRED light will change from Yellow to Red. 2. When service has been completed, reset MAINTENANCE REQUIRED reminder light. To reset reminder light, turn ignition off. Insert ignition key in slot provided below tachometer. See Fig. 5.