FUEL INJECTION / IGNITION / EXHAUST SYSTEMS
5.392004 Four Stroke PWC Service Manual
Troubleshooting -- Engine Stalls; Will Not Re--Start
System / Component Inspection Procedure Suspected Problem
Battery Condition of Battery Static battery voltage must be at least 12
Vdc.
Voltage drop cannot drop below 10.5 Vdc
while pushing START button.
Clean battery of any foreign material or cor-
rosion in or around battery terminals.
Verify battery connections are clean and
tight.
Cooling System Inspect coolant level.
Inspect cooling hoses for kinks, leaks, or
loose clamps.
Inspect water--to--water heat exchanger .
Look for oil in the engine coolant, or engine
coolant in the engine oil.
Engine overheat -- seizure.
Oil Lubrication System Inspect oil level.
Inspect oil hoses for kinks, leaks, or loose
clamps.
Inspect oil cooler.
Look for engine coolant in oil or freshwater
in the engine oil.
Lack of lubrication engine seizure.
Main Relay Check function of relay when lanyard is
installed in STOP switch.
Air Intake System Check intake hoses for blockage.
Check for signs of water intrusion.
Fuel Management and Ignition System
(ECU)
Check all components and connectors.
use the digital Wrencht diagnostic software
to download any trouble codes are view cur-
rent engine data.
Exhaust System Check all exhaust hoses for blockage.
Check Planett resonator for blockage.
Engine Condition Check cylinder compression.
Verify correct spark plug is being used.
Fuel System Check condition of fuel in fuel tank. Fill with
fresh fuel.
Check operation of fuel pump, and fuel in-
jectors.
Check fuel rail pressure.
Check all fuel hoses and vent lines for
kinks, leaks, or incorrect routings.
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