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Home >> Kia >> 2005 >> Rio Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System/Fuel System >> Components >> Main Relay >> Inspection
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Main Relay: Inspection

  1. Remove cover from main fuse block.
  2. Place a finger on main relay.
  3. Verify that relay clicks when ignition switch is turned ON.
    Fig 1: Illustrating Relay Operation & Terminals
    G02181429Courtesy of KIA MOTORS AMERICA, INC.
  4. Verify that main relay clicks when ignition switch is turned ON and OFF.
  5. Apply battery voltage (B+) to terminal 85 and ground terminal 86 of the relay.
  6. Check continuity of relay as shown in figure.
    Fig 2: Testing Relay Continuity
    G02181430Courtesy of KIA MOTORS AMERICA, INC.
  7. If not as specified, replace main relay.
  8. Turn ignition switch OFF.
  9. Replace the cover on main fuse block.