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44
Service Codes
Is the measured
voltage < 7.5 V?
Yes
Investigate the 12 V / 24 V board
net for :
- Defective DCDC system,
- Defective auxiliary batteries.
Is there evidence
DCDC or Auxiliary batteries are
causing
the undervoltage?
Yes
No
Refer to the system
troubleshooting Guide to
solve problems.
Refer to the
Verify Connector
Integrity
Subtree (STT01).
Is there any evidence of an
integrity loss on the VMU/ECU
interface MCU connector?
Yes
Defective MCU.
Replace MCU.
No
Complete
Inspect the VMU/ECU
interface connector.
Switch OFF the
auxiliary batteries
switch.
Switch OFF the
auxiliary batteries
switch.
B
Refer to the Dana TM4
Product installation guide
for more details on
installation and
deinstallation procedure
including safety warning
considerations.
C
Содержание SPICER TM4 SUMO HP HV Powertrain
Страница 1: ...1 Dana TM4 SUMO HP HV Powertrain Troubleshooting Guide SMTS 0603 March 2022 ...
Страница 9: ...9 General Information Dana TM4 Motor and MCU Components Example Dana TM4 Motor Dana TM4 MCU ...
Страница 14: ...14 General Information Motor connector head Identification Dana TM4 MCU A3 Dana TM4 Motor ...
Страница 36: ...36 Service Codes ...
Страница 38: ...38 Service Codes ...
Страница 41: ...41 Service Codes Connector type 2 pinout Connector type 1 pinout ...
Страница 47: ...47 Service Codes Connector type 2 pinout Connector type 1 pinout ...
Страница 51: ...51 Service Codes Motor internal resistance measurement table ...
Страница 52: ...52 Service Codes Connector Head Identification TM4 Motor connector Type 1 TM4 Motor connector Type 2 ...
Страница 53: ...53 Service Codes ...
Страница 54: ...54 Service Codes ...
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Страница 57: ...57 Service Codes ...
Страница 62: ...62 Service Codes Connector type 2 pinout ...
Страница 63: ...63 Service Codes ...
Страница 64: ...64 Service Codes ...
Страница 67: ...67 Service Codes Connector type 2 pinout ...
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Страница 125: ...125 Service Codes References ...
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Страница 154: ...154 Service Codes Connector type 1 and type 2 pinouts Expected resistance measurement between CAN ports ...
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