Kohler 40COZ/33CFOZ Service Manual page 50

Engine cranks but does not start.
Is fuel low?
No
Is LED3 lit?
Yes
Are the controller panel lights lit?
No
Check the bulbs. Are
the bulbs burned out?
No
Check the circuit board
P2 harness and
connector pins. Is the
harness inoperative?
No
Replace the circuit board.
Figure 5-19 Engine Cranks, But Does Not Start
1
1. Fuse terminal
Figure 5-20 Checking Condition of F2 Fuse
36 Section 5 Decision-Makert 3+ Troubleshooting
Yes Add fuel.
No Replace the circuit board.
Yes
Replace
Yes
the bulbs
Repair or
replace the
Yes
harness.
V
3-187
Check the engine starting circuit.
Check for battery voltage at the fuel
solenoid/injector pump/electronic
governor
Does the engine starting circuit check out
okay? Check for battery voltage at the
governor controller (on diesel units).
Yes
Check the P1 harness
and connector pins. Is
the harness inoperative?
No
Replace the circuit
board.
1. AC fuse terminal block
Figure 5-21 AC Fuse Terminal Block
No
Repair or replace
the harness
and/or
components.
Yes
Repair or replace
the harness.
1
A-328917-X
TP-5737 5/01