Open circuit

WARNING: This page is about a different car, the 2007 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

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 2AV
- MAP/boost air temperature sensor terminal B and PCM terminal 2N
- MAP/boost air temperature sensor terminal C and PCM terminal 2AU