Toro Groundsmaster 455-D Service Manual page 157

Starting Problems (continued)
Condition
___________________________________________________________________________________________
Engine cranks, but does not start
(if engine cranks, cause of
problem is not in interlock
system).
________________________________________________________________________________________________________________________________________________________
Engine cranks (but should not)
with traction pedal out of neutral.
________________________________________________________________________________________________________________________________________________________
Engine cranks (but should not)
with PTO switch ON.
®
Groundsmaster 455-D
Possible Cause
Injection pump ETR solenoid
wiring loose or corroded.
Injection pump ETR solenoid faulty.
Glow relay faulty.
Glow relay/glow plug wiring loose,
corroded or damaged.
Glow plugs faulty.
Engine or fuel system problem.
Traction switch out of adjustment
or faulty.
PTO switch faulty.
Page 5 - 9
Correction
Clean and tighten or repair as
necessary.
Test solenoid. Replace if faulty.
Test glow relay. Replace if faulty.
Check wiring and connections.
Clean, tighten or repair as
necessary.
Test glow plugs and replace if
faulty.
See Troubleshooting section of
Chapter 3 - Engine.
Adjust or replace traction switch.
Replace PTO switch.
Troubleshooting