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.