1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 145Get this manual
POWER UNIT 6-2 10Remove two bolts and high pressure fuel filter C11Disconnect lead wire connectors from all fuel injectors
12Remove four (4) bolts and Throttle body ERemove IAC valve hose from Throttle body
13Remove bolts and nuts, and then remove intake manifold assembly G