DANA SPICER TM4 SUMO HP HV Powertrain, Troubleshooting Manual

Page: 137 / 192

137
Service Codes
Remove the foreign
material or put away cable
shield wire from to phase
connection point.
No
Yes
No
D
No
Remove the
mounting screw(s).
Reinstall the mounting screw
with appropriate torque and
put the phase cover(s) or
blankets back.
No
Change any affected
phase cable(s)
Yes
Turn ignition
ON.
Complete
Yes
Perform a road test to
check further
occurrences of the
original SysFile ID.
C
Yes
Is the
phases cable(s) damaged at
the phases connection
point(s) ?
Can the identified
connection point(s) (lug and phase
contact point) be cleaned without
compromising contact
integrity ?
Defective Motor.
Replace Motor.
Is there any signs of
overheat at one or more phase
connection points that would be
caused by a loose phase
mounting screw ?
Wait for 10 minutes
before taking any
further action.
Does the same
SysFile ID occur
again?
Is there any
foreign
material or phase cable
shield found near any of the
phase connection
points ?
Reinstall the
phase panels or
blankets.
Ensure all High
Voltage Electrical
sources are switched
OFF.
Switch OFF the
auxiliary batteries
switch.
Switch ON the
auxiliary batteries
switch.
Refer to the TM4 Product Interface drawing
for more details on torque requirement
Connect to
the MCU
with ODIN
to check
the SysFile.
Access the phase connection
points by removingthe phase
panels or blankets
MCU and/or motor
Clean the phase lugs and
contact points with isopropyl
alcohol using a brush.
Refer to the Dana TM4 Product
installation guides for more details on
installation and deinstallation procedure
including safety warning considerations
No
Yes
E