DTC P2127:00 [MZI-3.7]: Notes

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

DETECTION CONDITION & POSSIBLE CAUSE

DTC P2127:00	APP sensor No. 2 circuit low input
DETECTION CONDITION	APP sensor No. 2 is out of self-test range low.
POSSIBLE CAUSE	Connector or terminal malfunction Short to ground circuit between APP sensor terminal A and PCM terminal 1Z Short to ground circuit between APP sensor terminal B and PCM terminal 1U APP sensor malfunction
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