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 MANUALSMAZDA1990626 L4-2184CC 2.2L SOHC F2REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMSPARK PLUGSERVICE AND REPAIR
1990 Mazda 626 L4-2184cc 2.2L SOHC F2
Spark Plug: Service and Repair
1990 Mazda 626 L4-2184cc 2.2L SOHC F2SECTION Service and Repair
Spark Plug Wire Removal:
1. Remove and install plug wires carefully.
CAUTION: When removing plug wires, pull on the boot, not the wire.
Install Spark Plug Socket Squarely Over Spark Plugs:
2. Remove and install plugs with socket specifically designed for the job. Make sure socket fits squarely over the plug.
3. Set gap to 0.040 - 0.043 in (1.0 - 1.1 mm).
4. Apply anti-seize compound or molybdenum-based lubricant to plug threads. Tighten to 11 - 16 ft lb (15 - 22 Nm).
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.