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Horn Relay Inspection

  1. Remove the horn relay (A) from the engine room relay box.
  2. There should be continuity between the No. 30 and No. 87 terminals when power and ground are connected to the No. 85 and No. 86 terminals.
  3. There should be no continuity between the No. 30 and No. 87 terminals when power is disconnected.
    Fig 1: Identifying Horn Relay
    G06525346Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: Horn Relay Continuity Chart
    G06525347Courtesy of KIA MOTORS AMERICA, INC.