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.
2007 Mazda 6 MazdaspeedFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| ABS/TCS HU/CM | Right front corner of engine compartment. See Figure. |
| Auto Light-Off Control Module | Behind left side of dash. See Figure. |
| AWD Control Module | Behind left end of dash. See Figure. |
| BCM | Behind left kick panel. See Figure. |
| Car-Navigation Unit (Except Sedan) | Under front passenger's seat. See Figure. |
| Car-Navigation Unit (Sedan) | Center front of luggage compartment. See Figure. |
| Discharge Headlight Control Module (Left/Right) | Behind respective headlight assembly. See Figure. |
| DSC HU/CM | Right front corner of engine compartment. See Figure. |
| Fan Control Module (2.3L Turbo) | Behind left side of front grille. See Figure. |
| Fan Control Module (3.0L) | Behind left side of front grille. See Figure. |
| Injector Driver Module (2.3L Turbo) | Left rear of engine compartment. See Figure. |
| Keyless Control Module | Behind right end of dash. See Figure. |
| Keyless Receiver | Behind center of dash. See Figure. |
| PCM | Behind left side of dash. See Figure. |
| PWM Unit | Behind right side of dash. See Figure. |
| SAS Control Module | Under front of center console. See Figure. |
| Seat Weight Sensor Control Module | Under front passenger's seat. See Figure. |
| Sunroof Control Module | Center front of roof. See Figure. |
| TCM | Behind left side of dash. See Figure. |
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:
- • 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.