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92
Service Codes
TT18
Description
The Troubleshooting Tree 18 indicates an error where
there is an inconsistency between the internal control
logic of the MCU and the activation of the IGBT of one
or more phases.
This event indicates inconsistency between the
internal control logic and the turn ON of IGBT of the
related phase.
Note
: Refer to the MCU installation guide for more
details on installation and deinstallation procedure
including safety warning considerations
To correctly diagnose the faulty system, connect the
Diagnostic Tool (see «Diagnostics» section for test
equipment and descriptions) and follow the
Troubleshooting Tree procedure below.
See “Safety Warnings” and “Troubleshooting Tips”
sections for general guidelines on system diagnostics.
System Mode
Referred by SysFile ID
Condition
Possible Causes
Operational
0x3100 0x3101 0x3102
0x3103 0x3104 0x3105
Inconsistency
between the internal
control logic and the
turn ON of IGBT of a
motor phase.
1.
Minor issue. Could potentially be raised
due to internal noise under high DC
input voltage levels.
2.
Defective MCU, if 0x320D or 0x3213
SysFile ID also occurs within the same
power up.
3.
Defective MCU, if 0x3200 to 0x3208
SysFile ID also occurs within the same
power up.
Summary of Contents for SPICER TM4 SUMO HP HV Powertrain
Page 1: ...1 Dana TM4 SUMO HP HV Powertrain Troubleshooting Guide SMTS 0603 March 2022 ...
Page 9: ...9 General Information Dana TM4 Motor and MCU Components Example Dana TM4 Motor Dana TM4 MCU ...
Page 14: ...14 General Information Motor connector head Identification Dana TM4 MCU A3 Dana TM4 Motor ...
Page 36: ...36 Service Codes ...
Page 38: ...38 Service Codes ...
Page 41: ...41 Service Codes Connector type 2 pinout Connector type 1 pinout ...
Page 47: ...47 Service Codes Connector type 2 pinout Connector type 1 pinout ...
Page 51: ...51 Service Codes Motor internal resistance measurement table ...
Page 53: ...53 Service Codes ...
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Page 57: ...57 Service Codes ...
Page 62: ...62 Service Codes Connector type 2 pinout ...
Page 63: ...63 Service Codes ...
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Page 67: ...67 Service Codes Connector type 2 pinout ...
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