DTC P1124:00 [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 P1124:00	TP sensor No. 1 out of self-test range
DETECTION CONDITION	During the KOEO/KOER self-test, the PCM monitors the TP sensor output voltage to determine if the TP1 and TP2 signals are less than the expected value. If either TP1 or TP2 is greater than the expected value, the DTC is stored
POSSIBLE CAUSE	Accelerator pedal applied during KOEO/KOER self-test
Courtesy of MAZDA MOTORS CORP.