10-12
Cause
Remedy
(See chapter on Servicing Information for specs.)
2-4-6.
Loose cap.
Inspect.
2-4-7.
Faulty cap.
Replace.
2-4-8.
Incorrect gap with encoder (flywheel).
Inspect and adjust.
2-4-9.
ECU not functioning.
Replace ECU.
2-4-10.
Battery low or less than 1OV during turn over
due to faulty starter motor voltage.
Recharge or replace battery.Check condition of
cables and terminals. Inspect starter motor condition.
2-4-11.
Faulty components, connections or severed
line in harness.
Inspect, repair and replace as necessary.(Refer to 9-
20)
2-4-12.
TPS initial values incorrect.
Inspect and repair ; then reset TPS. (*2)
2-4-13.
TPS (*1)and 0<ECU have been replaced.
Reset TPS.(*2)
3-1-1.
Scratched piston or other factor causing
increased resistance.
3-1-2.
Piston rings stuck.
3-1-3.
Reed valve fails to close, is worn or damaged.
3-1-4.
Faulty cylinder head or engine base gasket.
3-1-5.
Loose head bolts or crank case bolts.
Inspect and repair.
3-2-1
.
Fuel is low or empty in tank.
Refer to step2-2-1.
3-2-2.
Air vent is clogged.
Refer to step2-2-2.
3-2-3.
Water in fuel filter.
3-2-4.
Fuel filter is clogged.
Inspect fuel tank, boat and engine fuel filters and
clean and replace as necessary.
3-2-5.
Fuel lines are clogged.
Check for twisted, flattened or bent fuel lines.
3-2-6.
Lift pump(*1) not functioning.
Inspect, repair and replace as necessary.
3-2-7.
Leakin FFP(*1) case.
Refer to step 2-2-11.
*1.TPS: abbreviation for throttle position sensor.
FFP: abbreviation for fuel-feed pump (electric pump)
Lift pump :diaphragm type fuel pump.
*2.TPS reset: TPS reset required under following conditions.
Indicates occurrence of TPS error due to remote control cable setup.Read just cable.
Indicates that TPS and/or ECU have been replaced.
Indicates that the link or rod snap ring is replaced due to warpage or wear in linkage.
Refer to the section on self-diagnosis functions and reset the TPS to its initial values.
Summary of Contents for 50 HP TLDI
Page 3: ......
Page 9: ...1 2 2 O 2 O 2 O 2 Outline Dimensions utline Dimensions utline Dimensions utline Dimensions...
Page 17: ...1 10...
Page 19: ...2 2...
Page 20: ...2 1...
Page 35: ...2 16 5 Special Tools 5 Special Tools 5 Special Tools 5 Special Tools...
Page 43: ...2 24...
Page 48: ...3 5...
Page 50: ...3 7...
Page 54: ...3 11...
Page 57: ...4 2 1 1 1 1 Power Uni Power Uni Power Uni Power Unit t t t...
Page 60: ...4 5...
Page 66: ...4 11...
Page 68: ...4 13...
Page 72: ...4 17...
Page 75: ...4 20...
Page 86: ...4 31...
Page 97: ...4 42 Piston and Crankshaft Piston and Crankshaft Piston and Crankshaft Piston and Crankshaft...
Page 106: ...4 51...
Page 111: ...5 2 1 1 1 1 Wire Routing Wire Routing Wire Routing Wire Routing...
Page 112: ...5 3...
Page 113: ...5 4...
Page 114: ...5 5...
Page 115: ...5 6...
Page 116: ...5 7 Wiring Diagram 40B 50B EPTO...
Page 117: ...5 8...
Page 118: ...5 9...
Page 119: ...5 10...
Page 120: ...5 11...
Page 121: ...5 12...
Page 126: ...5 17 Note Slash shows stripe color of cable 2 2 2 2 Assembly Assembly Assembly Assembly...
Page 127: ...5 18 Wiring around solenoid Bracket...
Page 128: ...5 19...
Page 129: ...5 20...
Page 130: ...5 21...
Page 136: ...5 27 Kill Switch Crank Sensor Oil Level Sensor Grounds Air Injector 1...
Page 137: ...5 28 Air Injector 2 Air Injector 3 Coil 1 Coil 2 Coil 3...
Page 138: ...5 29 Fuel Pump Fuse Box Regulator Stator Complete Wiring harness...
Page 140: ...6 2 1 1 1 1 Configuration Configuration Configuration Configuration GEARCASE DRIVESHAFT...
Page 141: ...6 3 GEARCASE PROPELLERSHAFT...
Page 152: ...6 14...
Page 153: ...6 15...
Page 185: ...10 20...
Page 193: ...11 8...