Toro Groundsmaster 360 Service Manual page 320

Testing the Steering Home Sensor (continued)
Electrical System: Testing the Electrical Components
6. Turn the steering wheel so that the front wheels are turned and check that
the hole in the target bracket on the left side steering fork is not directly below
the steering home sensor. Turn the key switch to the R
start the engine) and check the LED on the cable end of the steering home
sensor. The LED should be illuminated when the front wheel is turned (is
not aimed straight ahead).
7. Turn the steering wheel so that the front wheels are straight ahead and check
that the hole in target bracket on the left side steering fork is directly below
the steering home sensor. With the key switch still in the R
not start the engine), check the LED on the cable end of the steering home
sensor. The LED should not be illuminated when the front wheel is not turned
(is aimed straight ahead).
8. If the steering home sensor LED did not function correctly, do the following:
A. Ensure that the steering home sensor is properly adjusted; refer to
Adjusting the Steering Home Sensor (page
the sensor and return to step 6.
B. Ensure that the key switch is in the O
steering home sensor connector from the machine wire harness.
C. Use a multimeter, check that the machine wire harness connector
terminal for the black wire is closed (continuity) to the ground.
D. Turn the key switch to the R
check with a multimeter that the machine wire harness connector terminal
for pink wire has system voltage (12 VDC) present.
E. If the black wire is closed to the ground, the pink wire has system voltage
present, and the sensor LED did not function, replace the steering home
sensor. Adjust the sensor after installation; refer to
Home Sensor (page
9. After you complete the steering home sensor testing, ensure that the sensor
connector is plugged into the machine wire harness.
FF
position (do not start the engine) and
UN
5–47).
Page 5–84
position (do not
UN
position (do
UN
5–47). If necessary, adjust
position and disconnect the
Adjusting the Steering
Groundsmaster 360
16225SL Rev C