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DTC P2228: Notes

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