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Circuit Opening Relay (Except MX-3)

WARNING: This page is about a different car, the 1994 Mazda Protege, 1994 Mazda MX-3, and 1994 Mazda 323. However, it is still accessible from the selected car via links, so may be relevant.
  1. With relay connected, ensure specified voltage is present at relay terminals. See CIRCUIT OPENING RELAY CIRCUIT VOLTAGE  table. For location of circuit opening relays, see CIRCUIT OPENING RELAY LOCATION  table.
  2. If voltages are okay, remove relay from vehicle. Check relay operation using a 12-volt battery source and perform resistance tests. See Figure .