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DTC P2402 [L3 With TC]: Notes

DTC P2402 [L3 WITH TC] DETECTION CONDITION AND POSSIBLE CAUSE

DTC P2402 EVAP system leak detection pump motor circuit high
DETECTION CONDITION 
  • The PCM monitors the pump load current (EVAP line pressure), while the EVAP leak monitor is operating. If the pump load current is higher than specified, the PCM determines that the EVAP system leak detection pump motor circuit has a malfunction.

Diagnostic support note 
  • This is a intermittent monitor (CCM).
  • 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.
  • DTCs are stored in PCM memory.
POSSIBLE CAUSE 
  • EVAP system leak detection pump malfunction
  • Short to the power supply between the EVAP system leak detection pump terminal D and PCM terminal 1AS
  • PCM malfunction
G04954419Courtesy of MAZDA MOTORS CORP.
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