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.
1991 Mazda 323 Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Trailing Side IGNITOR (RX7)
- Disconnect 2-prong connector at ignitor. Connect voltmeter (in series) between the wire terminals of 2 connector halves. See Fig 1 . Turn ignition on and note voltage.
- Voltage should be approximately 12 volts. Turn ignition off. Remove the voltmeter and negative battery cable. Reconnect 2-prong connector. Disconnect 4-prong connector.
- Install Ignitor Checker (49 F018 002) between 4-prong connectors. See Fig 2 . Disconnect Black and Blue wires from coil. Install negative battery cable.
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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