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.
- Variable tumble shutter valve switch terminal A and PCM terminal 2AU(California emission regulation applicable model), 2AR(Except for California emission regulation applicable model with LF MTX, L3), 2W(Except for California emission regulation applicable model with LF ATX)
- Variable tumble shutter valve switch terminal B and PCM terminal 2AY(California emission regulation applicable model), 2P(Except for California emission regulation applicable model with LF MTX, L3), 2AA(Except for California emission regulation applicable model with LF ATX)
- Variable tumble shutter valve switch terminal C and PCM terminal 2AE