CRF450R/RX/RWE

Electrical Trouble

Blown Fuse

Before handling fuses, see “Inspecting and Replacing Fuses.”

  • Remove the left side cover.
  • Disconnect the negative ⊝ terminal from the battery.

    • ECM rubber

    ECM

    Tab

    Starter magnetic switch stay bolt

  • Pull the tab of the ECM rubber and remove the ECM from the air cleaner housing.
  • Remove the starter magnetic switch stay bolt.
  • Pull back the coupler cover.
  • Disconnect the connector from the starter magnetic switch.
  • Remove the starter magnetic switch cover.
  • Pull the main fuse and check for a blown fuse. Always replace a blown fuse with a spare of the same rating.

    • Starter magnetic switch

    Starter magnetic switch cover

    Main fuse

    Spare main fuse

    Connector

    Coupler cover

  • Install the starter magnetic switch cover.
  • Install the connector and coupler cover.
  • Install and tighten the starter magnetic switch stay bolt.
  • Install the ECM and ECM rubber to the air cleaner housing.
  • Connect the negative ⊝ terminal to the battery.
  • Install the left side cover.

    • NOTICE

    If a fuse fails repeatedly, you likely have an electrical problem. Have your vehicle inspected by your dealer.

    Recommended topic(s)

  • Fuses
  • Left Side Cover
  • Battery