Open circuit

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

CMP sensor (RH) terminal A and PCM terminal 28
CMP sensor (RH) terminal B and PCM terminal 2
CMP sensor (LH) terminal A and PCM terminal 80
CMP sensor (LH) terminal B and PCM terminal 54

Fig 1: Identifying CMP Sensor Harness Side Connector
Courtesy of MAZDA MOTORS CORP.