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Headlight Relay

  1. Remove headlight relay. Check continuity between headlight relay terminals "A" and "B". SeeFig 1 . If continuity exists, go to next step. If continuity does not exist, replace headlight relay.
  2. Apply battery voltage to headlight relay terminal "A" and ground terminal "B". Check continuity between headlight relay terminals "C" and "D". If continuity exists, headlight relay is okay. If continuity does not exist, replace headlight relay.
Fig 1: Identifying Headlight Relay Terminals
G97H11004Courtesy of MAZDA MOTORS CORP.
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