1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Manual, P/N 787024, Page 254Get this manual
Step 3Check voltage between BLUE wire terminal CD of trim motor socket and ground while pushing Trim -UP button No voltagereplace Relay OKmove BLACK meter lead to GREEN wire terminal of trim motor socket and retestOKreplace trim motorNo voltagereplace Relay 11Step 4Reconnect all wires and verify operation Down Circuit
INote All of the following steps refer to [I] Step 1Remove Relay 11Check voltage at Terminal 87 of Relay socket 11 OKgo to Step No voltagecheck voltage at Terminal (RED) of 4-pin connectorOKreplace Power Distribution PanelNo voltagerepair wire from starter solenoidStep 2Check voltage at Terminal 86 of Relay socket 11 while pushing Trim-DOWN button OKreinstall Relay 11 Go to Step No voltagecheck voltage at Terminal (GREEN WHITE) of 14-pin connector while pushing Trim -DOWN buttonOKreplace Power Distribution PanelNo voltagecheck trim switch circuitSee 600 V6 Service ManualStep 3Check voltage between GREEN wire terminal of trim motor socket and ground while pushing Trim-DOWN button No voltagereplace Relay 11 OKmove BLACK meter lead to BLUE wire terminal at trim motor connector and retest