Tp-5606 - Kohler 15CCO Service Manual

Problem
Will not
start
(cranks
okay)
Improper type of fuel
Dirty or faulty injectors
Fuel cam shaft worn
Improper compression
Improper valve clearance
Open wiring, terminal,
or pin (P2 connector)

TP-5606 6/02

Possible Cause
No fuel in tank
Defective fuel
solenoid
Defective fuel
pump
Air cleaner clogged
Air in fuel system
Water, dirt in fuel
system
Improper valve
timing
Incorrect injection
timing
Defective injection
timing
Fuel leak
Improper type of
crankcase lube oil
Clogged fuel filter
K4 relay
defective (K2 relay
must be energized)
Corrective Action
Replenish
Check continuity
Replace fuel pump
NOTE:
Fuel pump is polarity
sensitive and will fail
if the lead connections
are made in reverse.
Clean or replace element
Bleed air
Drain, flush fuel
system
Use proper type of fuel;
consult fuel supplier
Check injectors
Correct or replace
timing gear
Adjust injection timing
Repair/replace
injection pump
Replace fuel cam shaft
Tighten fittings
Check compression
Use proper lube oil
Check valve clearance
Replace filter
Check continuity
Check relay coil
continuity
Reference
Section 7. Fuel Solenoid
Engine Service Manual
Section 3. Air Cleaner
Service
Section 3. Fuel System
Section 3. Fuel System
Engine Service Manual
Engine Service Manual
Engine Service Manual
Engine Service Manual
Engine Service Manual
Engine Service Manual
Engine Service Manual
Section 3. Lubrication
System
Section 3. Valve adjustment/
Engine Service Manual
Section 3. Fuel Filter
Service/Engine Service Manual
Section 9. Wiring Diagrams
Section 7. Controller
Circuit Board
Section 9. Wiring Diagrams
General Troubleshooting 4-3