1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Manual, P/N 787024, Page 96Get this manual
To leave Diagnostic Mode Shut off key switch Remove restraint and return TP sensor to its low-end limit (idle position) Re-install TP sensor The engine can now be started
Using OMC Diagnostic Software
ECU service information can be accessed by personal computer using OMC Diagnostic SoftwareUse the software in conjunction with this manual to solve FFI service problemsThe software retrieves, prioritizes and suggests repair procedures for the ECU service codesIt allows you toactuate individual fuel injectors check spark on individual cylinders test oil injector operation run the electric fuel circulation pump perform cylinder drop tests display real-time sensor values and system voltages verify engine and computer timing retrieve and clear stored service codes display accumulated engine hours initiate replacement powerhead oil break-in program display switch conditions and engine performance parameters display recorded engine hours within six operational RPM ranges