Section 03 TROUBLESHOOTING
Subsection 01 (TROUBLESHOOTING CHART)
ENGINE MISFIRES, RUNS IRREGULARLY
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
Fouled, defective, worn spark plugs
Check/verify heat range/gap/replace
Faulty ECM or MPEM
(
fuel injection models
)
Check, refer to ENGINE MANAGEMENT
Defective encoder wheel/CPS
(
fuel injection models
)
Check, refer to ENGINE MANAGEMENT
Too much oil supplied to engine
(
2-stroke engines
)
Adjust oil injection pump
Bad ignition coil wiring
Check wiring condition and proper
grounding of ignition coil
Faulty ignition coil, or bad connector
Check coil. Refer to ENGINE
MANAGEMENT or ELECTRICAL
SYSTEM
Weak spark
Poor engine ground
Check/clean/repair
Low fuel level (
carburetor models
)
Check/refill
Carburetion dirty (
carburetor models
)
Check/clean, refer to FUEL SYSTEM
Low fuel pressure
(
fuel injection models
)
Check pump, regulator, injectors and hose
pinchers or if filter is plugged. Replace
if necessary
Leaking crankshaft seal(s) or intake
manifold (
carburetor models
)
Pressure check engine, to ENGINE
Restricted fuel valve
(
carburetor models
)
Check/replace
Loose carburetor (
carburetor models
)
Tighten carburetor
Stale or water fouled fuel
Check/siphon and refill
Fuel filter dirty or restricted
Check/clean/replace
Clogged fuel injectors
(
fuel injection models
)
Remove and clean fuel injectors
Clogged direct injectors (
DI models
)
Remove and clean direct injectors
Lean fuel mixture
Dry spark plug (except
when water fouled)
Defective sensor or ECM/MPEM
(
fuel injection models
)
Check faulty codes in ECM or MPEM
(as applicable) memory, refer to ENGINE
MANAGEMENT
Flame arrester dirty or restricted
(
if so equipped
)
Check/replace
Partially closed choke
(
carburetor models
)
Check/adjust choke cable
Loose main jet (
carburetor models
)
Check, refer to FUEL SYSTEM
Rich fuel mixture
Fouled spark plug
Faulty fuel injector(s)
(
fuel injection models
)
Remove and replace fuel injector(s), refer
to ENGINE MANAGEMENT
smr2004-Complete Line Up
53
www.SeaDooManuals.net
Содержание 2006 GTI
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