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Check battery.
Refer to C. Battery Tests. Replace the battery.
Component Tests OK
Component
Fails Test
Check circuit breaker. Refer to P. Circuit Breaker
Test.
Replace the circuit
breaker.
Component Tests OK
Component
Fails Test
Check ground. Refer to B. Check/Clean
Ground Cable.
Clean both ends of the
negative battery cable.
Component Tests OK
Component
Fails Test
Check voltage regulator. Refer to Engine Manual. Replace the defective
engine component(s).
Component Tests OK
Component
Fails Test
Check engine alternator. Refer to Engine Manual. Replace the defective
engine component(s).
Component Tests OK
Component
Fails Test
Check ignition switch. Refer to H. Ignition Switch
Tests.
Replace the ignition
switch.
Done
Component
Fails Test
Battery not charging: (All Models)
Check charging voltage. Refer to E. Charging
Voltage Check.
Replace the defective
engine component(s).
Component Tests OK
Component
Fails Test
Accessory is jammed or
bound.
Refer to Section 2,
MAINTENANCE.
Correct problem.
Component Tests OK
Component
Fails Test
Component
Fails Test
Accessory (Height of Cut)
Switch is worn or failed.
Refer to L. Height of Cut
Switch Test.
Replace height of cut
switch.
Done
Component
Fails Test
Accessory Power Connector
loose or broken wires
Refer to J. Accessory Power
Connector Test.
Repair broken wire or
connector.
Component Tests OK
Accessory or Mower Deck does not operate
with accessory switch: (All Models)
7 Electrical System Service
Troubleshooting Charts