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.
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HOMESERVICE MANUALSMAZDA20105 SPORT, 2.3 L, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESCONTROL SYSTEM [BODY CONTROL MODULE)BODY CONTROL MODULE (BCM) INSPECTIONNOTES
2010 Mazda 5 Sport, 2.3 L, Standard
Body Control Module (BCM) Inspection: Notes
2010 Mazda 5 Sport, 2.3 L, StandardSECTION Notes
- Remove the glove compartment.
- Remove the BCM with the connector connected.
- Measure the voltage at each terminal and inspect that the continuity between the terminals and ground is as indicated in the Terminal Voltage Table (Reference) .
- If the voltage or continuity is not as specified in the Terminal Voltage Table (Reference) , inspect the parts under "Inspection item (s)".
- If the system does not work properly even though the parts or related wiring harnesses do not have any malfunction, replace the BCM.
- If the voltage or continuity is not as specified in the Terminal Voltage Table (Reference) , inspect the parts under "Inspection item (s)".
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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.