Mitsubishi FB13PNT, Quick Start Manual

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2-123 2-123
501158 501158
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
3. 3.55 55 Ha Hand ndle le Se Sens nsor or Fa Faul ult ( t (82 82))
Error code: 82 Error code: 82
Situation Situation
Display: "82". Display: "82". All operations inhibited except mast lowering operation. Line steering contactor OPEN. Travelling All operations inhibited except mast lowering operation. Line steering contactor OPEN. Travelling
speed limited to 5 km/h. speed limited to 5 km/h.
Possible Possible
cause
cause
Steering wheel unit fault, harness fault, power steering controller fault Steering wheel unit fault, harness fault, power steering controller fault
Trigger of Trigger of
the error the error
code
code
One cycle of steering wheel angle input is One cycle of steering wheel angle input is not within the range between 4 to not within the range between 4 to 6.67 ms. 6.67 ms.
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. more than 8 degrees.
Checks Checks
(1) Disconnect battery plug (1) Disconnect battery plug
(4) Replace harness (4) Replace harness
(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 5 V V ± ± 10% 10% Out Out side side acc acc ept ept able able rang rang e e
(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)
Continuity Continuity No No continuity continuity
(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
(6) Replace logic power board (6) Replace logic power board