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 CX-7 FWD L4-2.3L TurboFACTORY OEM SERVICE PROCEDURE
Vehicle Speed Sensor: Service and Repair
VEHICLE SPEED SENSOR (VSS) REMOVAL/INSTALLATION [AW6A-EL, AW6AX-EL]
CAUTION:
- Water or foreign material entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign material on the connector when disconnecting it.
- If foreign materials are stuck to the VSS, disturbance by magnetic flux can cause sensor output to be abnormal and thereby negatively affect control. Make sure that foreign materials such as iron filings are not stuck to the VSS during installation.
1. Remove the automatic transaxle. Automatic Transaxle Removal/Installation
2. Remove the VSS. (See Automatic Transaxle and Transfer service information AW6A-EL, AW6AX-EL)
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.