Operating instructions

87
Engine Will Not Start
OTHER OBSERVATION POSSIBLE CAUSE REMEDY
Engine does not turn over.
• Safety lanyard removed.
Install cap over post.
• EMS
ECU does not recognize
the safety lanyard.
Refer to an authorized Sea-Doo
dealer.
• Turned over watercraft.
Refer to CAPSIZED WATERCRAFT
in SPECIAL PROCEDURES.
• Burnt fuse: main, electric
starter, MPEM or EMS
ECU.
Check wiring then replace fuse(s).
• Discharged battery.
Refer to an authorized Sea-Doo
dealer.
• Battery connections, corroded
or loose.
Refer to an authorized Sea-Doo
dealer.
• Water-flooded engine.
Refer to WATER-FLOODED EN-
GINE in SPECIAL PROCEDURES.
• Faulty sensor, MPEM or EMS
ECU.
Refer to an authorized Sea-Doo
dealer.
• Seized engine.
Refer to an authorized Sea-Doo
dealer.
• Seized jet pump.
Try to clean. Otherwise, refer to
an authorized Sea-Doo dealer.
Engine turns slowly.
• Loose battery cable connections.
Check/clean/tighten.
• Discharged or weak battery.
Refer to an authorized Sea-Doo
dealer.
• Worn starter.
Refer to an authorized Sea-Doo
dealer.
Engine turns normally.
• Fuel tank empty or water-
contaminated.
Refill. Siphon and fill with fresh
fuel.
• Fouled/defective spark plugs.
Replace.
• Fuel-flooded engine.
Refer to FUEL-FLOODED ENGINE
in SPECIAL PROCEDURES.
• Water-flooded engine.
Refer to WATER-FLOODED EN-
GINE in SPECIAL PROCEDURES.
• Faulty component in the engine
management system or faulty
connection.
Refer to an authorized Sea-Doo
dealer.
• Disconnected or faulty fuel
pump.
Try reconnecting fuel pump con-
nector. Refer to an authorized
Sea-Doo dealer.
• Blown fuse.
Check wiring then replace fuse(s).
smo2003-003a.book Page 87 Tuesday, August 27, 2002 9:23 AM