2006 Mazda MPV ESFACTORY OEM SERVICE PROCEDURE

DTC P2405: Notes

DTC P2405 [AJ] DETECTION CONDITION AND POSSIBLE CAUSES

DTC P2405 VAP system leak detection pump orifice fallen off
DETECTION CONDITION 
  • The PCM monitors pump load current (EVAP line pressure), while evaporative leak monitor is operating. If the current is lower than the specification while the PCM obtains the reference current value, the PCM determines EVAP system leak detection pump orifice has a malfunction.

Diagnostic support note 

  • This is an intermittent monitor (CCM).
  • The MIL illuminates if the PCM detects the above malfunction condition in two consecutive drive cycles or in one drive cycle while the DTC for the same malfunction has been stored in the PCM.
  • PENDING CODE is available if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA is available.
  • DTC is stored in PCM memory.
POSSIBLE CAUSE 
  • EVAP system leak detection pump orifice fallen off
  • EVAP system leak detection pump motor malfunction
  • PCM malfunction
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