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Home >> Mazda >> 2007 >> 6 Mazdaspeed >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3 With TC] >> DTC P0500 >> Notes
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DTC P0500: Notes

DTC P0500 DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0500 Vehicle speed sensor (VSS) circuit malfunction
DETECTION CONDITION 
  • Wheel speed signal from the DSC HU/CM is below 3.7 km/h {2.3 mph}  when the following conditions are met:
    • Neutral switch and CPP switch are off
    • Load is above 40% 
    • Engine speed is 2, 000 RPM or above 
    • Brake switch is OFF

Diagnostic support note 
  • This is a continuous 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 
  • Front ABS wheel-speed sensor malfunction
  • DSC malfunction
  • Connector or terminal malfunction
  • PCM malfunction