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Fault code 4

We have a Komatsu FB25 E10 from 2002, serial 813061. It gives fault code #4. I wonder what it stands for.

Hyster, Toyota and Kalmar would me more familiar to me.
  • Posted 4 Nov 2011 16:52
  • By Aki74
  • joined 7 Jun'10 - 5 messages
  • FI, Finland
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Showing items 1 - 3 of 3 results.
Is there any more specific description for code 4, everything seems to be ok with the contactors. Faulty controller?
  • Posted 24 Nov 2011 21:50
  • By Aki74
  • joined 7 Jun'10 - 5 messages
  • FI, Finland
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Sorry, my mistake. Should be FB25EX-10
  • Posted 4 Nov 2011 20:30
  • By Aki74
  • joined 7 Jun'10 - 5 messages
  • FI, Finland
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Hello Aki,
can you complete the model number? (FB25EX-8 exp.)
if this is the correct model your having a problem with forward and reverse or regen contactor.
Kind regards
Marcb
  • Posted 4 Nov 2011 19:58
  • By marc_b
  • joined 1 Jul'05 - 345 messages
  • ANTWERP, Belgium
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