Toro Reelmaster 5100-D Service Manual page 163

Retrieving Stored Faults
NOTE: The machine may require installaton of updated
software for this function to operate. This required soft-
ware was installed on machines starting with S/N
70001. Older machines can have new software
installed. Contact your Toro Distributor for assistance.
1. Turn ignition key switch to OFF. Unplug loopback
connector and connect Diagnostic ACE to the ECU har-
ness connector.
2. Move the Lower–Mow/Raise lever to the RAISE
position and hold.
3. Turn Ignition key switch to ON while continuing to
hold the lever in the RAISE position until the top left light
on the Diagnostic ACE comes on (approximately 2 se-
conds).
4. Make sure Diagnostic ACE is set to OUTPUTS.
5. Release the RAISE lever to the center position.
There will be 8 records displayed. The fault is dis-
th
played on the 8 record. Each record will be dis-
played for 10 seconds. Records will repeat until the
Ignition switch is turned to OFF. The machine will
not start in this mode.
6. Observe Diagnostic ACE for the playback of the re-
tained fault in the ECU memory. The problem circuit will
be flashing.
Reelmaster 5100–D
Clearing Fault Memory
Once a fault is repaired, it must be must be cleared from
the ECU memory so any future fault can then be stored.
1. Turn Ignition key switch to OFF.
2. Move the Backlap switch to the FRONT or REAR
position.
3. Move the Enable/Disable switch to the ENABLE
position.
4. Move the Lower–Mow/Raise lever to the RAISE
position and hold.
5. Turn Ignition key switch to ON while continuing to
hold the lever in the RAISE position until the Reel Con-
trol Lamp on the steering column starts to flash (approxi-
mately 2 seconds).
6. Release the RAISE lever and turn Ignition switch to
OFF. Move the Backlap switch to OFF and the Enable/
Disable switch to DISABLE. Fault memory is now
cleared.
IMPORTANT: The Diagnostic ACE display must not
be left connected to the machine. After using the
Diagnostic ACE, disconnect it from the machine
and reconnect loopback connector to the harness
connector. The machine will not operate without the
loopback connector installed to the harness. Store
Diagnostic ACE in a dry, secure location.
Page 5 – 8.1 Rev. B
Troubleshooting