Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Mazda 3 BaseFACTORY 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 | Β°C | Displays acceleration sensor temperature. | - |
| ACC_SEN_TEMP_INIT | Β°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 | Β
|
J, I |
| HORZ_STAT | Not horizontally/horizontally | Displays status of horizontal. | - |
| LVL_TGT_ANG | Β° (deg) | Displays target angle of leveling control. | E |
| PITCH | Β° (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 |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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