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 MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 659 (ELECTRONIC POWER STEERING)EPS CONTROL MODULE INSPECTIONNOTES
2008 Mazda 6 s Sport, 4D Hatchback, Standard
EPS Control Module Inspection: Notes
2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Notes
WARNING: This page is about a different car, the 2008 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the engine cover, battery cover, and PCM cover.
- Remove the PCM and the EPS control module. (See EPS CONTROL MODULE REMOVAL/INSTALLATION .)
- Connect the PCM and EPS control module connectors.
- Attach the tester lead to the underside of the control module connector and inspect the voltage and continuity according to the TERMINAL VOLTAGE REFERENCE indicated in the table.NOTE:
- When inspecting the torque sensor and EPS motor for continuity, turn the ignition switch off and inspect with the connectors for the EPS control module, torque sensor, and EPS motor disconnected.
RENDER: 1.0x
NO RELATED
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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.