2021 Mazda 3 Select, 4D Hatchback, AWDFACTORY OEM SERVICE PROCEDURE

PID/Data Monitor Table [Auto Leveling Control Module]

PID/DATA MONITOR DESCRIPTION (AUTO LEVELING CONTROL MODULE)

PID Unit/Operation Data contents Module control terminal
ACC_SEN_TEMP °C Displays acceleration sensor temperature. -
ACC_SEN_TEMP_INIT °C Displays acceleration sensor temperature when auto leveling control module is initialized. -
ACC_X mG Displays current acceleration value (X-axis). -
ACC_X_INIT mG Displays acceleration value (X-axis) when auto leveling control module is initialized. -
ACC_Y mG Displays current acceleration value (Y-axis). -
ACC_Y_INIT mG Displays acceleration value (Y-axis) when auto leveling control module is initialized. -
ACC_Z mG Displays current acceleration value (Z-axis). -
ACC_Z_INIT mG Displays acceleration value (X-axis) when auto leveling control module is initialized. -
H/L_STAT OFF/DRL ON/TNS ON/HeadlightLo ON/HeadlightHi ON  
  • OFF: Headlights are not illuminated.
  • DRL ON: Daytime running light (DRL) is illuminated.
  • TNS ON: Parking light is illuminated.
  • HeadlightLo ON: Headlight LO are illuminated.
  • HeadlightHi: Headlight HI are illuminated.
J, I
HORZ_STAT Not horizontally/horizontally Displays status of horizontal. -
LVL_TGT_ANG ° (deg) Displays target angle of leveling control. E
PITCH ° (deg) Displays calculated pitch angle. -
VPWR V Displays auto leveling control module power supply voltage. C
VSS km/h Vehicle speed is displayed. J, I
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.