Open circuit

Fig 1: Identifying Manifold Absolute Pressure (MAP) Sensor Connector Terminals

G04325246

Courtesy of MAZDA MOTORS CORP.

If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
- MAP/boost air temperature sensor terminal A and PCM terminal 2H
- MAP/boost air temperature sensor terminal D and PCM terminal U
- MAP/boost air temperature sensor terminal C and PCM terminal 2K