Fault 3 5V Supply - Toro Greensmaster e1021 Diagnostic Manual

Fault 3 5V Supply

InfoCenter Display:
Fault Description
The TEC-2402 monitors its 5 VDC OUT signal for proper voltage. If the 5 VDC OUT drops below 4.91V, the
TEC-2402 will report the fault.
Circuit Description
The TEC-2402 has an internal DC-DC converter that supplies 5V power for the throttle sensor and the traction
bail sensor.
Recommended Service Actions
Step 1: Verify that the fault repeats.
1. Safely stop the machine and all attachments.
2. Shut off the machine by rotating the key switch to the O
3. Turn on the machine by rotating the key switch to the O
Note:
If the fault does not repeat immediately, duplicate the operation of the machine when the fault
occurred.
4. Look at the InfoCenter and see if the fault has repeated.
Pass The fault did not repeat. Go to
Note:
If the fault does not repeat, an isolated event has occurred.
Fail The fault repeated. Go to Step 2.
Step 2: Check the charge level of the battery.
1. Move the key switch to the O
2. On the InfoCenter, verify that the battery charge indicator shows at least one full block.
1. Battery charge indicator
5V Supply Fault
Returning the Machine to Service (page 20)
position.
N
Figure 25
33
position.
FF
position.
N
and follow the steps listed.
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