Section 03
TROUBLESHOOTING
Subsection 01
(TROUBLESHOOTING CHART)
03-01-10
SMR2003-006_03_01A.FM
ENGINE RUNS TOO FAST (vehicle cannot reach its top speed)
ENGINE OVERHEATS
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
Engine RPM too high
• Faulty rev limiter in EMS ECU/MPEM • Check, refer to ENGINE
MANAGEMENT
• Improper impeller pitch (too low)
• Check/replace, refer to
PROPULSION SYSTEM
• Incorrect throttle position sensor
(TPS) adjustment (
RFI models
)
• Check and adjust TPS, refer to ENGINE
MANAGEMENT
• Damaged impeller
• Replace impeller. Refer to PROPULSION
Jet pump cavitation
• Damaged leading or trailing edge of
impeller
• Check/replace
NOTE:
Leading edge damage contributes
to poor performance from start. Trailing
edge damage contributes to poor top per-
formance and stator vanes erosion.
• Sealing of ride plate, jet pump support
or jet pump
• Check/reseal, refer to section
PROPULSION SYSTEM or HULL/BODY
O.P.A.S.
TM
side vanes
do not go up while
watercraft is at speed.
• Clogged filter, square rings damaged,
leakage in hoses or mechanical
malfunction.
• Refer to STEERING SYSTEM
O.P.A.S. side vanes
do not go down while
engine is at idle.
• Broken spring inside side vane
cylinder.
• Refer to STEERING SYSTEM
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
Coolant level too low
(
4-TEC models
)
• Coolant level low
• Refill/check for leaks
• Water leaking out of weep hole
(PTO housing)
• Replace rotary seal
• Hoses or clamps missing/defective
• Repair/replace
• Cylinder head gasket leaks
(white exhaust gas)
• Replace cylinder head gasket
• Thermostat failure
• Replace
• Coolant pump failure
• Replace
• Internal passage blockage
• Inspect and clean
Monitoring beeper sounds
continuously
• Temperature sensor defective
• Check/replace. Refer to ENGINE
MANAGEMENT
• Worn water pump impeller
• Check/replace
• Cooling system restriction
• Check/flush, refer to MAINTENANCE
• Damaged ride plate or hoses
(
4-TEC models
)
• Check, refer to COOLING SYSTEM
and HULL/BODY
• Grounded temperature sensor or
sensor wire (
carburetor models
)
• Check/repair/replace
• Thermostat defective
(
4-TEC models
)
• Check/replace
www.SeaDooManuals.net
Summary of Contents for 2003 GTI LE RFI
Page 1: ...www SeaDooManuals net ...
Page 767: ...NOTE www SeaDooManuals net ...
Page 768: ...NOTE www SeaDooManuals net ...
Page 769: ...F00Z0D 2003 GTI MODEL WARNING www SeaDooManuals net ...
Page 770: ...F00Z0C 2003 GTI LE MODEL WARNING www SeaDooManuals net ...
Page 771: ...F00Z0E 2003 GTI LE RFI MODEL WARNING www SeaDooManuals net ...
Page 772: ...F00Z0J 2003 RX DI MODEL WARNING www SeaDooManuals net ...
Page 773: ...F00Z0I 2003 GTX DI MODEL WARNING www SeaDooManuals net ...
Page 774: ...F00Z0K 2003 XP DI MODEL WARNING www SeaDooManuals net ...
Page 775: ...F00Z0F 2003 GTX 4 TEC MODEL WARNING www SeaDooManuals net ...
Page 776: ...F00Z0G 2003 GTX 4 TEC MODEL WITH AUXILIARY DESS MODULE WARNING www SeaDooManuals net ...
Page 777: ...F00Z0B 2003 GTX 4 TEC AND GTX 4 TEC SUPERCHARGED MODELS WARNING www SeaDooManuals net ...
Page 779: ...www SeaDooManuals net ...