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.
2016 Mazda 5 GS, Automatic TransFACTORY OEM SERVICE PROCEDURE
Filament Inspection
- Switch the ignition ON.
- Turn on the rear window defroster switch.CAUTION:
- When inspecting, wrap the end of the lead with aluminum foil and attach the aluminum foil to the filament. Attaching the lead directly to the filament may damage the filament.
- Connect the positive lead to the end of the positive side and negative lead to the body ground.
- Slide the positive lead from the end of the positive side to the end of the negative side, and verify that the voltage of each filament is as shown in the table.
- If the voltage changes rapidly at any point, the filament has a malfunction. Repair the filament.
| Measurement point | Voltage (reference) |
|---|---|
| (1) to (2) | Approx. 11 V → approx. 0 V |
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.