Interior Fuse Box Location: 1999-2003 Acura TL - 2003 Click to view0:17Some Acuras have multiple interior fuse boxes including in the trunk - the video above will show you where the interior fuse box of your 2003 TL is located. If your TL has many options like a sunroof, navigation, heated seats, etc, the more fuses it has. Acura TL (2003) - fuse box diagram - Auto Genius Jun 07, 2017Acura TL (2003) – fuse box diagram. Year of production: 2003. Under hood fuse box. The under-hood fuse box is located in the back of the engine compartment on the passenger’s side.