DANA SPICER TM4 SUMO HP HV Powertrain, Руководство по устранению неисправностей

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97
Service Codes
Does the same
SysFile ID occur
again?
D
Defective MCU.
Replace MCU.
Complete
No
Turn ignition ON
Connect to the MCU with
ODIN to check the SysFile.
Is any
of the measured resistance over
0.1
Defective grounding strap(s) or resistive
connection point(s).
Replace grounding strap(s) or remake/fix
grounding connection point(s) to comply to
the product installation guides requirements.
Yes
Investigate the vehicle for external root causes that
might be causing the SysFile ID to be raised :
- Another defective system on the DC bus causing
electrical overloads,
- Defective Battery Management System or Battery
Interface Module,
- Defective battery contactor causing intermittent
contact,
- Defective controller VMU/ECU,
- Lower than normal High Voltage battery level,
- Defective Power Distribution Unit or connection
between MCU and Power Distribution Unit,
- Defective battery charger.
Does the same
SysFile ID occur
again?
Complete
No
B
Refer to the Dana TM4
product installation guide
for more details on
installation and
deinstallation procedure
including safety warning
considerations
Yes
No
Connect to the MCU with
ODIN to check the SysFile.
Is the
SysFile ID
occurs at less than
10 second (Time column) from
the "Info - System power-up"
after
a turn
ON ?
Possible issue with pre-charge
circuit
Investigate pre-charge circuit
functionality
Yes
Yes
No
Turn ignition ON