DTC P2228: Notes

WARNING: This page is about a different car, the 2007 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

DETECTION CONDITION AND POSSIBLE CAUSE (DTC P2228)

DTC P2228	BARO sensor circuit low input
DETECTION CONDITION	PCM monitors input voltage from BARO sensor. If input voltage is below 2.1 V, PCM determines that BARO sensor circuit has malfunction. Diagnostic support note This is a continuous monitor (CCM). The MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle. PENDING CODE is available if the PCM detects the above malfunction condition. FREEZE FRAME DATA is available. The DTC is stored in the PCM memory.
POSSIBLE CAUSE	BARO sensor malfunction PCM malfunction

DTC P2228

BARO sensor circuit low input

DETECTION CONDITION

PCM monitors input voltage from BARO sensor. If input voltage is below 2.1 V, PCM determines that BARO sensor circuit has malfunction.

Diagnostic support note

This is a continuous monitor (CCM).
The MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
PENDING CODE is available if the PCM detects the above malfunction condition.
FREEZE FRAME DATA is available.
The DTC is stored in the PCM memory.

POSSIBLE CAUSE

BARO sensor malfunction
PCM malfunction