Engine Cannot Reach Maximum Rpm; Engine Runs Too Fast (Vehicle Cannot Reach Its Top Speed) - Sea-doo 2005 4-Tec models Shop Manual

ENGINE CANNOT REACH MAXIMUM RPM

OTHER OBSERVATION

ENGINE RUNS TOO FAST (VEHICLE CANNOT REACH ITS TOP SPEED)

OTHER OBSERVATION
Engine RPM too high
Jet pump cavitation
smr2005-006
POSSIBLE CAUSE
Low fuel pressure
Jet pump related problem
Limp home mode activated
Exhaust system blockage/muffler
damage
Exhaust gases in bilge (leak)
Defective supercharger
Battery voltage is too low
POSSIBLE CAUSE
Faulty rev limiter
Improper impeller pitch (too low)
Damaged impeller
Damaged leading or trailing edge of
impeller
Sealing of ride plate, jet pump support or
jet pump
www.SeaDooManuals.net
Section 02 TROUBLESHOOTING
Subsection 01 (TROUBLESHOOTING CHART)
Check fuel pump pressure output
Check propulsion components. Refer to
JET PUMP
Refer to ENGINE MANAGEMENT
Check and repair
Check exhaust system for leaks
Check/repair, refer to the
ENGINE SHOP MANUAL
Check/repair, refer to CHARGING
SYSTEM
Check, refer to ENGINE MANAGEMENT
Check/replace, refer to PROPULSION
SYSTEM
Replace impeller. Refer to PROPULSION
SYSTEM
Check/replace
NOTE: Leading edge damage contributes
to poor performance from start. Trailing
edge damage contributes to poor top
performance and stator vanes erosion.
Check/reseal, refer to section
PROPULSION SYSTEM or HULL/BODY
REMEDY
1503 4-TEC
REMEDY
21