Mazda Eunos Roadster (MX5) 1.6i 16 valve Manufactured September 1990 (G reg) Colour: Silverstone 4 speed automatic 11 months MOT. Due May 2018 Box full of history 168900 kilometres (104950 miles) Imported from Japan in 2002, 4 former keepers. I have owned the car for the past 9...

Good evening, My third post... My 1991 Eunos Auto is running fine, but I can't find any service details for the auto box in the workshop manual I have. Does anyone know whether there is a recommended interval to change the auto fluid and whether the box has an internal filter? Regards, Alan