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CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
3. 3.55
55 Ha
Hand
Error code: 82
Error code: 82
Situation
Situation
Possible
Possible
cause
cause
Trigger of
Trigger of
the error
the error
code
code
Checks
Checks
(1) Disconnect battery plug
(1) Disconnect battery plug
(2) Disconnect cable of ESP controller and steering wheel
(2) Disconnect cable of ESP controller and steering wheel
unit sensor
unit sensor
Check continuity between E-08-26 and F-01-1(27)
Check continuity between E-08-26 and F-01-1(27)
Check continuity between E-08-7 and F-01-3(24)
Check continuity between E-08-7 and F-01-3(24)
Check continuity between E-08-15 and F-01-4(25)
Check continuity between E-08-15 and F-01-4(25)
Check continuity between E-08-24 and F-01-2(26)
Check continuity between E-08-24 and F-01-2(26)
(3) Connect power steering controller connector and
(3) Connect power steering controller connector and
connect battery plug
connect battery plug
Turn on power
Turn on power
Check voltage between F-01-1(Power) and
Check voltage between F-01-1(Power) and
F-01-2(GND)
F-01-2(GND)
(5) Turn off power, turn off battery and discharge
(5) Turn off power, turn off battery and discharge
Replace steering wheel unit
Replace steering wheel unit
ndle le Se
Sens
nsor or Fa
Faul ult ( t (82
82) )
Display: "82". All operations inhibited except mast lowering operation. Line steering contactor OPEN. Travelling
Display: "82".
All operations inhibited except mast lowering operation. Line steering contactor OPEN. Travelling
speed limited to 5 km/h.
speed limited to 5 km/h.
Steering wheel unit fault, harness fault, power steering controller fault
Steering wheel unit fault, harness fault, power steering controller fault
One cycle of steering wheel angle input is not within the range between 4 to
One cycle of steering wheel angle input is
Steering wheel angle input difference between A and B phase is
Steering wheel angle input difference between A and B phase is more than 8 degrees.
Continuity
Continuity
No
No
5
5
V
V
±
±
10%
10%
Outside
Out
side
accept
acc
not within the range between 4 to 6.67 ms.
continuity
continuity
(4) Replace harness
(4) Replace harness
eptable
able
range
rang
e
(6) Replace logic power board
(6) Replace logic power board
6.67 ms.
more than 8 degrees.
501158
501158
2-123
2-123
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