Horn Relay

Remove horn relay. Ensure continuity does not exist between terminals No. 2 and 3. SeeFig 1 . Ensure continuity exists between terminals No. 1 and 2. If continuity is as specified, go to next step. If continuity is not as specified, replace horn relay.
Apply battery voltage across terminals No. 1 and 2. Ensure continuity exists between terminals No. 1 and 3. If continuity does not exist, replace horn relay. If continuity exists, relay is okay at this time.

Fig 1: Identifying Horn Relay Terminals

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