Section 02 TROUBLESHOOTING
Subsection 01 (TROUBLESHOOTING CHART)
ENGINE STOPS RUNNING
OTHER OBSERVATION POSSIBLE CAUSE REMEDY
Sparkplugheatrangetoohigh Check/change to correct range
Improper ignition timing
Check/reset
Compression ratio is too high Check combustion chamber volume
Engine dies during
operation
(piston seizure)
Poor injection oil quality
Use proper XP–S™ 2–stroke oil
Contaminated or inappropriate fuel Syphon reservoir and refill with fresh fuel
Engine stalls at idle
Air in fuel rail (
RFImodels
)
Refill fuel tank
Engine running out of fuel
Check fuel delivery system for proper fuel
pressure and delivery
Engine start but stops
after approximately
2 seconds
Air in fuel rail (
RFI models
)
Refill fuel tank
ENGINE CANNOT REACH MAXIMUM RPM
OTHER OBSERVATION POSSIBLE CAUSE REMEDY
RAVE valve does not open
(
if so equipped
)
Check, refer to the appropriate ENGINE
SHOP MANUAL and to COOLING
SYSTEM
Faulty water regulator valve
(
if so equipped
)
Check, refer to COOLING SYSTEM
Low fuel pressure
(
RFI models
)
Check fuel pump pressure
Jet pump related problem
Check propulsion components. Refer to
JET PUMP
Limp home mode activated
(
RFI models
)
Refer to ENGINE MANAGEMENT
Exhaust system blockage/muffler
damage
Check and repair
Exhaust gases in bilge (leak)
Check exhaust system for leaks
Battery voltage is too low (
RFI models
)
Check/repair, refer to CHARGING
SYSTEM
smr2005-046 33
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