FixVault

Security Horn Relay

  1. Turn ignition off. Remove security horn relay. Connect negative battery terminal to relay terminal No. 1. See Figure . Connect positive battery terminal to relay terminal No. 4. Using an ohmmeter, check for continuity between relay terminals No. 2 and 3. If continuity does not exist, replace relay. If continuity exists, go to next step.
  2. Remove battery from relay. Check for continuity between relay terminals No. 2 and 3. If continuity exists, replace relay. If continuity does not exist, relay is okay.