it needs 10w-40
5w30 is what Honda recommends.
The 2004 Honda Civic has single overhead cam (SOHC).
The 2004 Honda Pilot has single overhead cam (SOHC).
The 2004 Honda Odyssey has single overhead cam (SOHC).
The 2004 Honda Insight has single overhead cam (SOHC).
The 2004 Honda Accord has double overhead cam (DOHC).
same as motor gn4 Honda motor oil
The 2004 Honda CR-V has double overhead cam (DOHC).
5W30
5w20
Use nothing but Honda ATF-DW1 fluid.
5w 20