Fault 15: Engine Speed Switch Broken - Toro Reelmaster 5010-H Diagnostic Manual

Fault 15: Engine Speed Switch Broken

InfoCenter Display:
Fault Description
The TEC-5002 has detected both an engine speed increase signal and an engine speed decrease signal
at the same time.
Circuit Description
The engine speed switch sends either an engine speed increase or engine speed decrease signal to the
TEC-5002, which processes the request and sends an output signal to the fuel actuator. The fuel actuator
controls the engine throttle rpm, and adjusts it based on the signal from the TEC-5002.
Conditions for Setting the Fault
The engine speed switch may be shorted internally or the outputs of the engine speed switch may be shorted
together in the seat wire harness.
Recommended Service Actions
Step 1: Verify that the fault repeats.
1. Clear the system faults from the InfoCenter. Refer to
2. Operate the machine.
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: Test the engine speed switch.
1. Go to Preparing for Troubleshooting and/or Testing (page 22)
2. Access the engine speed switch by removing the inner control arm cover
_____FAULT #15_____
BAD
Clearing Faults from the InfoCenter (page
Returning the Machine to Service (page 22)
61
and follow the steps listed.
and follow the steps listed.
(Figure 39
21).
and Figure 40).