FixVault

DTC P0884:00: Notes

DTC P0884:00 Battery voltage low
DETECTION CONDITION 
  • Under the following conditions, battery voltage is 8.25 V or less
    • Engine speed is 500 rpm or more
    • ATF temperature is 90°C {194°F} or less

    Diagnostic support note: 

  • The check engine light illuminates if the TCM detects the above malfunction conditions during the first drive cycle.
  • The automatic transaxle warning light illuminates if the TCM detects the above malfunction conditions 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 1GR, 2GR, 4GR and 5GR
  • Maximizes line pressure
  • Inhibits feedback control
POSSIBLE CAUSE 
  • Blown TCM 20A fuse
  • AT main relay malfunction
  • AT main relay connector or terminal malfunction
  • Short to GND in wiring harness between battery positive terminal and TCM terminal I
  • Open circuit in wiring harness between battery positive terminal and TCM terminal I
  • TCM connector or terminal malfunction
  • TCM malfunction
G08150731Courtesy of MAZDA MOTORS CORP.