DTC U0028: F-CAN Communication Circuit Error (F-CAN Bus OFF) (A/T System): Notes

2009 Honda CR-V EX, 2.4 RE3SECTION Notes
Fig 1: F-CAN Malfunction Diagram
G04823149
RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.