Toro Workman HDX Service Manual page 185

Condition
Starter cranks, but should not, with hydraulic lift lever
out of the neutral position.
Starter cranks, but should not, with rear PTO (if
equipped) engaged.
Starter solenoid clicks, but starter will not crank.
(If solenoid clicks, problem is not in interlock system.)
Starter cranks but engine will not start.
Engine does not shut off immediately when ignition key
switch is turned off (Workman HD only).
Engine runs, but should not, with 3rd--High lockout
switch in Slow position and transaxle in
3rd gear and High range.
Engine kills when shifted to 3rd gear.
Battery does not charge.
Workman HD Series
Possible Cause
Lift lever interlock switch out of adjustment.
Lift lever interlock switch faulty.
Rear PTO switch faulty.
Low battery charge.
Loose or corroded battery cables or ground.
Loose, corroded or damaged wiring at starter.
Loose starter mounting bolts.
Faulty starter solenoid.
Faulty starter.
3rd--High lockout key switch in Slow position with
transaxle in 3rd gear and High range -- instruct
operator.
10 amp fuse is faulty.
Engine or fuel system problem (see appropriate
Engine chapter).
Damaged or disconnected wiring for kill relay.
Kill relay faulty.
3rd--High lockout key switch faulty.
2--3 lockout switch on transaxle faulty.
High--Low lockout switch on transaxle faulty.
3rd--High lockout key switch in Slow position with
transaxle in High range -- instruct operator.
Damaged or disconnected wiring for 3rd--High lockout
key switch.
Damaged or disconnected wiring for 2--3 lockout
switch or High--Low switch on transaxle.
Alternator drive belt loose or damaged.
Loose or broken wire(s).
Fusible link faulty.
Battery faulty.
Alternator faulty.
Page 8 - - 5 Electrical System