When NV-RAM is broken, do the following procedure.

  1. Replace the broken NV-RAM.
    • NV-RAM for controller: A label is attached.
    • NV-RAM for engine: No label is attached.
  2. Execute SP, and then clear the memory.
    • When replacing NV-RAM for controller: SP5-801-001
    • When replacing NV-RAM for engine: SP5-801-002
  3. If you have a backup of SP data that is stored in NV-RAM, download the data.
    For Backup/Download procedure of NV-RAM data, refer to NV-RAM Data Upload/Download.
  4. If you have not retrieved SP data, manually input the data of factory settings.
    For the data of factory settings, ask the key person in each area.