2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 101Get this manual

2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 101

Fuel Injection System Connecting the Laptop to the EMM 1234Verify lanyard is REMOVED from startstop switchTurn laptop onRemove
is not complete, the EMM will not power up when the startstop button is pressed and engine will never startWhen troubleshooting,
verify the SINGLE WR PIN of the connector has continuity between the pin and every WR in the engine harnessVerify that PIN
has continuity between the commplug and PIN located in the 40PIN EMM connector To Harness WR 45 Vdc To EMM 40 PIN Connector
WR 45 Vdc Power IN EMM PIN White CommInput PIN 17 Red CommOutput PIN 26 Black CommGround PIN 27 NOTE: For additional continuity
checks, see back of chapter Service Power Connector The service power connector allows the user to "powerup" the EMM when
the engine is not runningThe service power connector connects to the end of the 8PIN power harness that is normally installed
in the EMMWhen the connector is installed, it transfers, or "jumps" battery voltage from the REDPUR circuit to the WR Ficht