Toro Field Pro 6040 Service Manual page 180

Testing the Neutral Switches
Electrical System: Testing the Electrical Components
The neutral switches and their circuit wiring can be tested using the hour
meter/controller display when the key switch is in the O
determines that either switch or the circuit wiring are not functioning correctly,
proceed with the following test procedure:
1. Park the machine on a level surface and set the key switch to the O
position.
2. Ensure that the neutral switches are properly adjusted; refer to
the Neutral Switches (page
3. Set the key switch to the R
enable switch should illuminate when the traction control lever is in the
N position, and extinguish when the traction control lever is moved in
EUTRAL
the F and R
ORWARD
4. Set the key switch to the O
connector from the switch. Check the switch and the harness connector for
damage or corrosion and clean or repair if necessary.
5. Use a multimeter to check the main wire harness connector.
Neutral
Location Harness
Switch
1 Main
2
1 Main
2
Left
Side
1 Main
2
1 Main
2 Main
1 Main
2
1 Main
2
Right
Side
1 Main
2
1 Main
2 Main
6. Test the neutral relay; refer to
7. If the neutral relay and harness wires test correctly, and the sensor LED does
not function, replace the and adjust the switch.
6–15).
position. The LED on the back of the aeration
UN
directions.
EVERSE
position and disconnect the wire harness
FF
Wire
Connector Pin
Color
P12 B Brown
Frame Ground
P12 A
Frame Ground
P12 C Green
Frame Ground
P12 C Green
P18 1 Green
P11 B Brown
Frame Ground
P11 A
Frame Ground
P11 C
Frame Ground
P11
C
P18 2
Relays (page
Page 6–16
position. If testing
N
Adjusting
Expected Connector
Reading Graphic
Less
than 2
ohms
Pink
12 VDC
with key
switch in
the R
UN
position
(do not
start
engine)
Open
Less
than 2
ohms
Less
than 2
ohms
Pink 12 VDC
with key
switch in
the R
UN
position
(do not
start
engine)
Tan
Open
Tan Less
than 2
Tan
ohms
6–19).
Field Pro® 6040
22267SL Rev A
FF