Toro 74946 Software Manual page 16

System Error Message Status LED
Engine
Blink Red
Communication Error
Module
Blink Red
Communication Error
System Actions
Safe Transport
Mode—engine limited
to Efficient mode and the
PTO is disengaged.
16
Issue Description Recommended Corrective Action
Check the electrical connections at
Communication the module, interconnect between
between the module the engine wire harness, and chassis
and the engine ECU harness. Check the connections
has been lost. at the engine ECU. Contact an
Authorized Service Dealer.
Communication
between the LDU Check the electrical connections at
module and MCU the LDU and MCU module.
module has been lost.