Service Manual

Reelmaster 5410/5510/5610 (Tier 4) Diagnostic Fault Code Quick Reference Table Page 1 of 4
REELMASTER 5410, 5510, 5610 (Tier 4)
DIAGNOSTIC FAULT CODE QUICK REFERENCE TABLE
Directions:
Perform the Service Actions in the order they are presented. Every Service Action has the potential to repair the fault completely. Test the machine after
the completion of each Service Action to verify the active fault remains. If the fault is still active, perform the next Service Action step. Continue this
process until the fault is no longer reported.
Fault
Number
Fault Title
Controller
Affected
Fault Condition/
Circuit
Description
Additional Notes
Service Actions
(Repair or replace any
worn or damaged parts)
1
Engine Coolant
Temperature
High CRM Stop
Master TEC
This fault is reported
when the engine
coolant temperature
reaches or exceeds
220 ºF (104.4 ºC) for
10 seconds or longer.
The cutting units will be
disabled when this fault is
reported.
1) Check the cooling system,
including the cooling fan, the
radiator airflow passages, and
the coolant level.
2) Test the coolant temperature
sender.
2
Engine Coolant
Temperature
High Engine
Shutdown
Master TEC
This fault is reported
when the engine
coolant temperature
reaches or exceeds
240 ºF (115 ºC) for 10
seconds or longer.
The engine will be shut off to
prevent damage when this fault
is reported.
1) Check the cooling system,
including the cooling fan, the
radiator airflow passages, and
the coolant level.
2) Test the coolant temperature
sender.
3
Fuse Failure
Master TEC
This fault is reported
when a 7.5 amp fuse is
blown on one of the
TEC output circuits
1) Test all 3 of the 7.5 amp TEC
output circuit fuses
4
Input Pull-up
Enable (IPE)
Voltage Too High
Master TEC
This fault is reported
when the inputs are not
being properly
powered within the
TEC.
Use Toro DIAG to save the
machine timers and counters
file.
1) Replace the TEC controller.
5
Main Power
Relay Failure
Master TEC
This fault is reported
when the TEC detects
all 3 of the 12 Vdc
battery voltage circuits
are open.
If you replace the TEC, use
Toro DIAG to save the machine
timers and counters file.
1) Check all 3 of the 7.5 amp
fuses.
2) Test the main power relay.
3) Test the wiring harness.
4) Replace the TEC controller.

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