Starter Interlock Switch Inspection

CAUTION:

Do not reuse the starter interlock switch if it is removed from the vehicle even once. Replace with a new starter interlock switch when installing.

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION ).
Disconnect the starter interlock switch connector.
Verify that the continuity is as indicated in the figure below using a ohmmeter.

Fig 1: Starter Interlock Switch Connector Terminals Continuity Chart

Courtesy of MAZDA MOTORS CORP.

Fig 2: Identifying Starter Interlock Switch Connector Terminals

Courtesy of MAZDA MOTORS CORP.

If the continuity is not as indicated in the figure below, replace the starter interlock switch. (See STARTER INTERLOCK SWITCH REMOVAL/INSTALLATION ).