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Home >> Mazda >> 2014 >> 3 SV, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (On-Board Diagnostic - Automatic Transaxle) >> DTC P0500: 00 Vehicle Speed Signal Circuit Malfunction >> Notes

DTC P0500: 00 Vehicle Speed Signal Circuit Malfunction: Notes

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DTC P0500:00 DETECTION CONDITIONS AND POSSIBLE CAUSES (FW6A-EL)

DTC P0500:00  Vehicle speed signal circuit malfunction 
DETECTION CONDITION 
  • Under the following conditions, the vehicle speed signal input from DSC HU/CM is incorrect for 10 s: 
    • Engine is running.
    • The vehicle is driven in D position or R position.
    • Output shaft speed sensor related DTC is not recorded
    • There is no difference between vehicle speed signal from DSC HU/CM and turbine/input shaft speed sensor signal.

Diagnostic support note 
  • The check engine light illuminates if the TCM detects the above malfunction condition during the first drive cycle.
  • The automatic transaxle warning light does not illuminate.
  • PENDING CODE is available.
  • FREEZE FRAME DATA is available.
  • DTC is stored in the TCM memory.
FAIL-SAFE FUNCTION 
  • Inhibits learning control.
  • Inhibits neutral idle control.
  • Inhibits AAS.
POSSIBLE CAUSE 
  • DSC HU/CM DTC is stored.
    • ABS wheel-speed sensor malfunction
SYSTEM WIRING DIAGRAM  Not applicable