1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 486Get this manual
DF4050 "K5" ('05) MODEL
In accordance with the change of PTT relay, the lead connector of PTT motor and lead grommet have been changed
PTT MOTOR RELAY
INSPECTION 1Disconnect battery cable from battery2Disconnect all cableslead wires from PTT relay3Check resistance between each two (2) lead wires09930-99320: Digital tester Tester range: (Resistance) Between "P" wire and "B" wire: 25 37 Between "Lbl" wire and "B" wire: 25 37 4Connect "R" wire to positiveterminal, and black wire to negativeterminal of 12 batteryEach operation test must be performed within seconds to avoid overheat damage to the relay coilB Lbl R