Toro Groundsmaster 5900 Series Service Manual page 62

Troubleshooting:
Fault Code Fault Description
3 Pedal Sensor Neutral Switch Issue
(receiving Fwd/Neutral/Rev inputs
simultaneously).
5
Traction Current Validation Failure.
6 Forward Traction Circuit Failure.
7 Reverse Traction Circuit Failure.
11 Hydraulic Temp Sensor Out of Range
(open or short).
12 Fuel Level Gage Out of Range (open
or short).
13 Key Switch Issue
(receiving Start input without Run
input).
14 Cruise Control Switch Issue
(receiving Cruise Engage input
without Cruise Enable input).
15
Turn Signal Switch Issue
(receiving Right and Left inputs
simultaneously).
16 Left Deck Raise/Lower Switch Issue
(receiving Raise and Lower inputs
simultaneously).
17 Center Deck Raise/Lower Switch Issue
(receiving Raise and Lower inputs
simultaneously).
18 Right Deck Raise/Lower Switch Issue
(receiving Raise and Lower inputs
simultaneously).
19 Range High/Low Switch Issue
(receiving High and Low inputs
simultaneously).
81 Key Start Timeout
(key switch in Start position for more
than 30 seconds).
Note: This fault pertains to the key
(ignition) switch only. Issues with
the start relay or starter solenoid will
generate an Engine Fault as these
items are controlled by the Yanmar
engine ECU (see
3–27)).
Engine Faults (page
Page 3–24
Service Suggestions
Replace traction pedal position sensor.
Test the traction (piston) pump forward
and reverse solenoid coils and circuit
wiring.
Replace master TEC (contact an
Authorized Toro Distributor for
assistance).
Test the traction (piston) pump forward
and reverse solenoid coils and circuit
wiring.
Replace master TEC (contact an
Authorized Toro Distributor for
assistance).
Test the traction (piston) pump forward
and reverse solenoid coils and circuit
wiring.
Replace master TEC (contact an
Authorized Toro Distributor for
assistance).
Test hydraulic temp sensor and circuit
wiring.
Test fuel level sender and circuit wiring.
Test key switch and circuit wiring.
Test cruise control switch and circuit
wiring.
Test turn signal switch and circuit wiring.
Test left deck raise/lower switch and
circuit wiring.
Test center deck raise/lower switch and
circuit wiring.
Test right deck raise/lower switch and
circuit wiring.
Test high/low range switch and circuit
wiring.
Recycle key (ignition) switch.
Test key (ignition) switch and circuit
wiring.
Groundsmaster ®
16227SL Rev B
5900 & 5910