Toro Reelmaster 5010-H Diagnostic Manual page 87

Pass The fault did not repeat. Go to
Fail The fault repeated. Go to step 4.
Step 4: Test the engine start output signal wiring.
Use a multimeter to test resistance between the following pair of locations:
Location Harness
1 Main
2
Pass
The wiring tested good. Go to Step 5.
Fail The multimeter measured resistance less than 70 ohms or more than 100 ohms. Repair or replace
defective wiring as needed. Go to
listed.
Step 5: Swap the primary TEC with a known good unit.
Note:
TEC controllers are programmed to specific machine model and serial numbers. TEC controllers do not
function until programmed by Toro DIAG.
There are three procedures that you need to accomplish as part of replacing a TEC. Refer to
Electronic Controller (TEC) (page
1. Use Toro DIAG to save the machine timers and counters file out of the machine. (page 26)
2. Replace the TEC-5002. (page 26)
3. Use Toro DIAG to Program the TEC-5002. (page 27)
The fault no longer
repeats.
The fault still repeats.
Electrical Diagram
Returning the Machine to Service (page 22)
Connector Pin
P21 2
Chassis ground
Returning the Machine to Service (page 22)
26).
Go to Returning the Machine to Service (page 22)
Reinstall the original primary TEC controller. Repeat the diagnostic process for
this fault.
Wire Expected
Color Reading
Brown/
Black
70 to 100
ohms
Figure 60
87
and follow the steps listed.
Connector Graphic
and follow the steps
Replacing a Toro
and follow the steps listed.
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