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Installation and Operation Guide
ED-DT318B
Drive Train Systems with Traction Control, Inverter/Controller, and Motor with 2 Speed Transmission
BC353060341319en-000101
Revision D
© Danfoss | November 2020 | 156
Table 10.1: System Status Signals
Status Signal
Time period
before
reacting
Typical Vehicle Controller Unit (VCU) Expected
Action
Recommended Service Action
MCU System Type
Section
X
Insure that this value matches the vehicle’s expected
system type. The vehicle should never be operated
with the wrong system type installed.
Check the MCU & Motor for the correct type.
Replace MCU & Motor.
Watchdog Counter
Section 7.3.1.2
X
Insure that the proper counting pattern is
maintained and that TCU Status Message 1 is
followed messages TCU Status Message 2-7 before
the next TCU Status Message 1 is received.
Note: An occasional dropped message may occur
without affecting the system. If dropouts are
frequent or continuous: check integrity of the CAN
Bus connection between the VCU and the TCU
Check the integrity of the CAN Bus between the VCU
and TCU.
Replace the VCU to TCU CAN Bus wiring.
TCU System Type
Section 7.3.1.3
X
Insure that this value matches the vehicle’s expected
TCU configuration. The vehicle should never be
operated with the wrong configuration installed.
Check the TCU calibration for the correct type.
Replace the PowerPhase®DT2 system with the
correct type.
TCU System Type
Revision
Section 7.3.1.4
X
Insure that this value matches the vehicle’s expected
TCU configuration. The vehicle should never be
operated with the wrong configuration installed.
Check the TCU for the correct version.
Replace TCU.
Содержание ED-DT318B
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