
51
SPECIAL PROCEDURES
Limp Home Mode
DI Models
Monitoring System
To assist you when using the water-
craft, a system monitors the electronic
components of the fuel injection sys-
tem and some components of the
electrical system. When a fault occurs,
it sends visual messages through the
information center and/or audible sig-
nals through a beeper to inform you of
a particular condition. Refer to the IN-
FORMATION CENTER for the dis-
played messages and the TROUBLE-
SHOOTING section for the beeper
coded signals chart.
Limp Home Modes
Besides the signals as seen above, the
system may automatically set default
parameters to the MPEM to ensure
the adequate operation of the water-
craft if a component of the fuel injec-
tion system is not operating properly.
Depending on the severity of the mal-
function, the watercraft speed may be
reduced and not allowed to reach its
top speed as usual. In this case, letting
the engine returning at idle speed may
allow normal operation.
The engine RPM may be limited to idle
if some critical components fail. In this
case, removing and reinstalling the
safety lanyard on its switch may allow
normal operation.
These performance-reduced modes
allow the rider to go back home which
would not be possible without this ad-
vanced system. If this occurs, see an
authorized Sea-Doo dealer as soon as
possible for inspection.
Engine Overheating
All Models
If the monitoring beeper continuously
sounds, stop engine immediately.
Perform Jet Pump Water Intake and
Impeller Cleaning procedure de-
scribed in this section.
Flush cooling system, refer to POST-
OPERATION CARE.
If engine still overheats, refer to an au-
thorized Sea-Doo dealer for servicing.
Jet Pump Water Intake and
Impeller Cleaning
Weeds, shells or debris can get caught
on the intake grate, drive shaft and/or
impeller. A clogged water intake may
cause troubles such as:
1. Cavitation: Engine speed is high but
watercraft moves slowly due to re-
duced jet thrust, jet pump compo-
nents may be damaged.
2. Overheating: Since the jet pump
operation controls the flow of water
to cool the engine, a clogged intake
will cause the engine to overheat
and damage engine internal compo-
nents.
A weed clogged area can be cleaned
as follows:
WARNING
Always remove safety lanyard cap
from its switch to prevent acciden-
tal engine starting before cleaning
the jet pump area.
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