52 Section 3 Decision-Makerr 3+ Troubleshooting TP-6356 4/12
Engine Cranks, But Will Not Start
3-187
V
1. Fuse terminal
1
Figure 3-19 Checking Condition of Fuse F2
Engine cranks but will not start.
Is fuel low? Yes
No
Is LED3 lit?
No
Add fuel.
Yes
Yes
Replace circuit board.
Check circuit board
P2 harness and
connector pins. Is
harness defective?
No
Yes
Repair or
replace harness.
Replace circuit board.
Are controller panel lights lit?
No
Repair or replace
harness and/or
components.
No
Yes
Troubleshoot engine
using engine service
manual.
Check bulbs. Are
bulbs burned out?
Yes Replace bulbs.
No
Does engine starting circuit
checkout okay? Check for
battery voltage at ignition coil
(on gas/gasoline units) or fuel
solenoid/injector
pump/electronic governor (on
diesel units).