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Home >> Kia >> 2004 >> Spectra Base, 1.8 1, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System/Fuel System - 1.8L >> MFI Control 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 Main Relay Connectors & Terminals
    G02537041Courtesy 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 3 and ground terminal 5 of the relay.
  6. Check continuity of relay as shown.
    MAIN RELAY CONTINUITY

    Terminals B+ applied B+ not applied
    3 - 5 Continuity No continuity
  7. If not as specified, replace main relay.
  8. Turn ignition switch OFF.
  9. Replace the cover on main fuse block.
    Fig 2: Illustrating Main Relay Position
    G02537042Courtesy of KIA MOTORS AMERICA, INC.