Toro Groundsmaster 360 Service Manual page 190

Starting Problems (continued)
Problem
The engine cranks, but does not start.
The engine glow plug circuit does not operate properly. Wiring in the engine glow circuit is loose, corroded or
The engine cranks (but should not) with the PTO
switch in the ON (up) position.
The engine starts, but stops when the ignition switch is
released from the START position.
Electrical System
Possible Causes
The fuel tank is empty.
Wiring in the engine crank circuit is loose, corroded or
damaged (see electrical schematic in Chapter 9 --
Foldout Drawings).
The fuel filter is plugged.
The engine and/or fuel may be too cold.
The wire harness fusible link to the engine run solenoid
is faulty.
The engine run solenoid or circuit wiring is faulty.
The engine fuel pump or circuit wiring is faulty.
The engine glow plug circuit does not operate properly
(see below).
The engine or fuel system is malfunctioning (see
Chapter 3 -- Kubota Diesel Engine).
damaged (see electrical schematic in Chapter 9 --
Foldout Drawings).
One (or more) of the engine glow plugs is faulty.
Fuse(s) is (are) faulty.
The fusible link harness at the engine starter motor is
faulty.
The glow relay is faulty.
The glow plug controller is faulty (2WD machines).
The TEC Controller is faulty (4WD machines).
The PTO switch or circuit wiring is faulty.
The Standard Control Module is faulty (2WD
machines).
The TEC Controller is faulty (4WD machines).
The engine fuel stop solenoid or circuit wiring is faulty
(pull coil operates but hold coil or circuit wiring is
faulty).
Fuse(s) is (are) faulty (other electrical components
most likely affected as well).
The ignition switch is faulty.
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