1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 49Get this manual
2-23 PERIODIC MAINTENANCE 5Install stbd.side lower cover
NOTE: Route the diagnostic harness through clearance between remote control cable holder plate and side cover
6Make sure none of the six diagnostic harness single lead wire connectors (located next to the diagnostic adapter plug) are connected
7Install motor cover8Warm up the engine until it is stable at idle speed, then shift into forward