Troubleshooting
3A6165J
27
EFR Error Codes
Error Code
Code Description
Cause
Solution
A4NX
High current motor
Inlet pressure too high, causing
retract stroke to require too much
torque
Reduce inlet supply pressure.
Pump sizes too large for motor to
drive out the operating pressure
Reduce combined pump size.
Reduce outlet flow rate or outlet
operating pressure.
Wrong pump sizes programmed into
the system
Verify the pump sizes in the setup
screen are correct for the pumps
installed on the system.
CAC1
Comm. Error Red
Tank Stand
System is unable to communicate
with Red Tank Stand
Verify CAN cable is plugged in
Remove and reconnect CAN cable,
taking care not to cross thread the
connector nut.
CAC2
Comm. Error Blue
Tank Stand
System is unable to communicate
with Blue Tank Stand
Verify CAN cable is plugged in
Remove and reconnect CAN cable,
taking care not to cross thread the
connector nut.
CACA
Comm. Error
Advanced Display
System is unable to communicate
with Advanced Display Module
(ADM)
Verify CAN cable is plugged in
Remove and reconnect CAN cable,
taking care not to cross thread the
connector nut.
CACC
Comm. Error
Gateway
System is unable to communicate
with Communications Gateway
Module (CGM)
Verify CAN cable is plugged in
Remove and reconnect CAN cable,
taking care not to cross thread the
connector nut.
CACF
Comm. Error Fluid
Control Module
System is unable to communicate
with Fluid Control Module (FCM)
Verify CAN cable is plugged in
Remove and reconnect CAN cable,
taking care not to cross thread the
connector nut.
CACM
Comm. Error Motor
Control Module
System is unable to communicate
with Motor Control Module (3MCP)
Verify CAN cable is plugged in
Remove and reconnect CAN cable,
taking care not to cross thread the
connector nut.