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Home >> Mazda >> 2014 >> 5 Touring >> Repair and Diagnosis >> Transmission >> Automatic Trans >> On-Board Diagnostic - Automatic Transaxle >> DTC P0771:00 >> Notes

DTC P0771:00: Notes

DTC P0771:00 Shift solenoid E stuck off
DETECTION CONDITION 
  • Under the following conditions, input shaft and output shaft rotation ratio is 2.157 or less for 4 times
    • Selector lever position is M position
    • Gear position is 1GR
    • Accelerator pedal position is 3.87% or more
  • Under the following conditions, speed difference between engine speed and turbine rotation speed is 100 rpm or more
    • Gear position is 4GR
    • Vehicle speed is 60-100 km/h {38.0-62.1 mph}
    • TCC operation is on
    • Shift solenoid A duty ratio is 99.2% or more

    Diagnostic support note 

  • The check engine light illuminates if the TCM 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 TCM.
  • The automatic transaxle warning light illuminates if the TCM detects the above malfunction condition during the first drive cycle.
  • PENDING CODE is available.
  • FREEZE FRAME DATA is available.
  • The DTC is stored in the TCM memory.
FAIL-SAFE FUNCTION 
  • Inhibits TCC control
  • Maximizes line pressure
  • Inhibits feedback control
POSSIBLE CAUSE 
  • Deteriorated ATF
  • ATF level low
  • Shift solenoid E malfunction
  • Line pressure malfunction
  • Primary control valve body malfunction
  • TCM malfunction
SYSTEM WIRING DIAGRAM  -