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.
2012 Mazda 2 L4-1.5LFACTORY OEM SERVICE PROCEDURE
Body Control Module (BCM) Removal/Installation
BODY CONTROL MODULE (BCM) REMOVAL/INSTALLATION
CAUTION:
- When replacing the BCM, the configuration procedure must be performed before removing the BCM. Replacing the BCM without performing the configuration procedure will result in system malfunction.
1. Perform the BCM configuration when replacing it. Programming and Relearning
2. Disconnect the negative battery cable.
3. Remove the dashboard under cover. Dashboard Under Cover Removal/Installation
4. Remove the glove compartment. Service and Repair
5. Disconnect the connectors at the position shown in the figure.
6. Remove the nuts.
7. Remove the BCM.
8. Install in the reverse order of removal.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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