2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 292Get this manual
2B-26 Power Trim and Tilt: 3) Connect the "R" (red) wire to positive (+) terminal, and the "B" (black) wire to negative () terminal of 12 batteryCAUTION Each operation test must be performed within to seconds to avoid overheat damage to the relay coil4) Temporarily connect jumper wire (1) from the "P" lead wire to the battery positive (+) terminal, then check the voltage between the "G" wire and the "B" wireSpecial tool (A): 0993099320 (Digital tester) Tester knob indication Voltage) Voltage between "G" wire and "B" wire 12 (Battery voltage) 2 (P)
PTT Switch Inspection
Test continuity between the switch lead wires at each of the three switch positionsIf out of specification, replace PTT switchSpecial tool0993099320 (Digital tester) Tester knob indication Continuity) Tester probe connection Tester Red (+) Black () indicates DN side Terminal (2) Terminal (1) Continuity depressed UP side Terminal (3) Terminal (1) Continuity depressed Not Terminal (2) Terminal (1) Infinity Terminal (3) depressed