Gravely 994142 - Page 39

EN - 37
Malfunction
Indicator Light
(MIL) Illuminates
(Models 994142,
143).
Electronic fuel injection (EFI)
system is malfunctioning.
Stop engine and see engine
manual.
TROUBLESHOOTING
Problem Probable Cause Correction
Engine does not
crank.
PTO engaged. Disengage PTO.
Parking brake disengaged. Engage parking brake.
Loose or corroded battery cables. Clean and tighten battery cables.
See Clean Battery on page 24.
Discharged battery. Charge battery. See Charge
Battery on page 25.
Faulty starter. See your Gravely Dealer.
Blown fuse. Check main fuse and replace if
necessary.
Failed relay. Check relays in fuse block and
replace if necessary
Loose or broken wires. Check wire harness and
connections.
Weak battery. Check voltage and charge if
required. See Charge Battery on
page 25.
Engine cranks but
does not start.
Fuel tank empty. Fill fuel tank. See Before Operation
on page 16.
Faulty spark plug. Replace spark plug. Refer to
Engine Manual.
Air cleaner is plugged or dirty. Clean or replace air cleaner. Refer
to Engine Manual.
Fuel filter is dirty. Clean or replace fuel filter. Refer to
Engine Manual.
Faulty engine. Refer to Engine Manual or see
your Gravely Dealer.
Weak battery. Check voltage and charge if
required. See Charge Battery on
page 25.