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.
2022 Mazda 3 BaseFACTORY OEM SERVICE PROCEDURE
With i-stop System
NOTE:
- The i-stop OFF switch is integrated with the cluster switch No. 1.
- For the i-stop OFF switch removal/installation, refer to CLUSTER SWITCH REMOVAL/INSTALLATION. (See CLUSTER SWITCH REMOVAL/INSTALLATION .)
- Connect the M-MDS to the DLC-2.
- Perform the DTC inspection for the instrument cluster. (See DTC INSPECTION .)
- If DTCs are detected, repair the malfunctioning location according to the applicable DTC troubleshooting.
- If DTCs are not detected, go to the next step.
- Access the PCM PID [I-STOP_OFF_SW] using the M-MDS. (See PID/DATA MONITOR INSPECTION .)
| Test condition | Data contents (I-STOP_OFF_SW) |
|---|---|
| i-stop OFF switch is pressed | On |
| Except above | Off |
- If not within the specification, replace the cluster switch No. 1. (See CLUSTER SWITCH REMOVAL/INSTALLATION .)
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.
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