Did you replace that filter? I cannot find any reference to it or even fluid changing in any literature I have. Do Honda keep info back??richsprint said:Looks like there is also a small in-line filter on the top of the transmission which could be changed also, but maybe at higher mileages. No.4 in the diagram £31.
http://www.lingshondaparts.com/honda_car_parts_selection_pfk.php?block_01=17TL1901&block_02=ATM0700&block_03=3336