SeaDoo 3D Manual page 50

Section 02 TROUBLESHOOTING
Subsection 01 (TROUBLESHOOTING CHART)
OTHER OBSERVATION
Lean fuel mixture
Dry spark plug (except
when water fouled)
Rich fuel mixture
Fouled spark plug
30
POSSIBLE CAUSE
Low fuel level (carburetor models)
Carburetion dirty (carburetor models)
Low fuel pressure
(RFI models)
Leaking crankshaft seal(s) or intake
manifold (carburetor models)
Restricted fuel valve
(carburetor models)
Loose carburetor (carburetor models)
Stale or water fouled fuel
Fuel filter dirty or restricted
Clogged fuel injectors
(RFI models)
Defective sensor or ECM
(RFI models)
Flame arrester dirty or restricted
Partially closed choke
(carburetor models)
Loose main jet (carburetor models)
Faulty fuel injector(s)
(RFI models)
Defective sensor or ECM
(RFI models)
Rotary valve shaft seal leaking
Oil injection pump adjustment
Worn needles and seals
(carburetor models)
Excessive rotary valve clearance
(if so equipped)
Fuel pressure fluctuating
(RFI models)
High fuel pressure
(RFI models)
www.SeaDooManuals.net
REMEDY
Check/refill
Check/clean, refer to FUEL SYSTEM
Check pump, regulator and injectors.
Replace if necessary
Check if filter is plugged.
Check if a hose pincher is still installed.
Pressure check engine, to the appropriate
ENGINE SHOP MANUAL
Check/replace
Tighten carburetor
Check/siphon and refill
Check/clean/replace
Remove and clean fuel injectors
Check faulty codes in ECM memory, refer
to ENGINE MANAGEMENT
Check/replace
Check/adjust choke cable
Check, refer to FUEL SYSTEM
Remove and replace fuel injector(s), refer
to ENGINE MANAGEMENT
Check faulty codes in ECM memory, refer
to ENGINE MANAGEMENT
Check/replace, refer to the appropriate
ENGINE SHOP MANUAL
Check/adjust, refer to LUBRICATION
SYSTEM
Check, refer to section FUEL SYSTEM
Check, refer to the appropriate ENGINE
SHOP MANUAL
Inspect fuel pressure regulator. Refer to
FUEL SYSTEM
Check pump, regulator, injectors or if filter
is plugged. Replace if necessary
smr2005-046