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Toyota 8FGU25:
code h4-4

Can anyone give me some info on this fault code? engine running rough smooths out at higher rpm. Thanks
  • Posted 15 Aug 2016 22:48
  • Discussion started by Deuce
  • Michigan, United States
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Showing items 1 - 1 of 1 results.
?? Error codes H4-1, H4-2, H4-3, H4-4, H4-5 (Attachment 2 lever potentiometer abnormality)
Related portion

Probable cause
?? Connector contact defect
?? Attachment 2 lever potentiometer harness defect
?? Attachment 2 lever potentiometer defect
?? SAS/OPS controller defect
?? Fuse defect
  • Posted 27 Oct 2019 07:45
  • Reply by forkguy
  • Texas, United States
ohhhh
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