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CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
(13) Perform inverter discharging work
(13) Perform inverter discharging work
(14)
(14) D
Disco
isconnect con
speed and thermal sensor
speed and thermal sensor
Measur
Measure
motor side
motor side
2.2kΩ at 70°C (158°F) to
2.2kΩ at 70°C (158°F) to
82kΩ
82kΩ
Thermal
Thermal
(15) Dis
(15)
Disconne
Check continuity between E-06-1 and E-15-1(13)
Check continuity between E-06-1 and E-15-1(13)
Check continuity between E-06-2 and E-15-2(14)
Check continuity between E-06-2 and E-15-2(14)
Continuity
Continuity
Power supply
Power supply
(17) Check continuity between E-01-3 and E-06-17(10)
(17) Check continuity between E-01-3 and E-06-17(10)
Check
Check
Continuity
Continuity
(18)
(18) D
Disconnect connec
isconnect
Check continuity between E-02-5 and E-06-3(3)
Check continuity between E-02-5 and E-06-3(3)
Check continuity between E-02-6 and E-06-4(4)
Check continuity between E-02-6 and E-06-4(4)
Continuity
Continuity
(19) Connect connector E-01, then turn on power again
(19) Connect connector E-01, then turn on power again
(21) Measure voltage between E-06-18(10) and
(21) Measure voltage between E-06-18(10) and
E-06-20(12)
E-06-20(12)
Confirm value is 8V±2V
Confirm value is 8V±2V
(22) Disconnect battery plug
(22) Disconnect battery plug
Ensure all connectors are connected
Ensure all connectors are connected
(23)
(23)
Then turn on power again
Then turn on power again
The
The
(25)
(25) D
Disco
isconnect battery
disc
discharging
(26) Replace DSP card of
(26) Replace DSP card of
left
left
nnect
connector E-15
nector E-15
of left
of left
traction motor
traction motor
e
resis
resistance
tance
between
between
E-15-2
E-1
5-2
at
at
-20°C
-20°C
(-4°F)
(-4°F
)
Out
Out
connect connector E-06
ct connector E-06
of lef
of lef
t t
t t
raction
raction inver
No
No
continuity between
continuit
y between
E-01-63
E-01-63
and E-
and
No
No
CA
CAN
N
connector E-02
tor E-02
of logic unit
of logic unit
No
No
Normal
Normal
Abnormal
Abnormal
latest
latest
data
data
is
is
"E1"
"E1"
nnect battery
plug, t
plug
, t
hen perfor
hen
perform
harging
work
work
(27) Connect connector
(27) Connect connector
traction
traction inver
inverter
ter
securely
securely
and
and
E-15-1
E-15-1
at
at
of
of
range
range
inverter
ter
(16) Replace left traction motor
(16) Replace left traction motor
continuity
continuity
E-06-20(12)
06-20(12)
continuity
continuity
continuity
continuity
(20) Repair or replace harness
(20) Repair or replace harness
(24) Replace power supply card of logic unit
(24) Replace power supply card of logic unit
Not
Not
"E1"
"E1"
m
Inverter
Inverter
502805
502805
2-7
2-7
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