Front Ultrasonic Sensor Short-Cord Inspection

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the set plate. (See SET PLATE REMOVAL/INSTALLATION .)
Remove the fresh-air duct installation bolts. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] .) (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [SKYACTIV-G 2.5 (WITH CYLINDER DEACTIVATION)] .) (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [SKYACTIV-G 2.5 (WITHOUT CYLINDER DEACTIVATION)] .)
Remove the front bumper. (See FRONT BUMPER REMOVAL/INSTALLATION .)
Remove the front ultrasonic sensor short-cord. (See FRONT ULTRASONIC SENSOR SHORT-CORD REMOVAL/INSTALLATION .)

Fig 1: Front Ultrasonic Sensor Short-Cord Terminals Continuity Chart
Courtesy of MAZDA MOTORS CORP.

Fig 2: Front Ultrasonic Sensor Short-Cord Connector Terminals
Courtesy of MAZDA MOTORS CORP.
Verify that the continuity between the front ultrasonic sensor short-cord terminals is as indicated in the table.
- If not as indicated in the table, replace the front ultrasonic sensor short-cord. (See FRONT ULTRASONIC SENSOR SHORT-CORD REMOVAL/INSTALLATION .)