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.
2009 Toyota Matrix Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Ignition Coil And Spark Plug: Installation
- INSTALL SPARK PLUG
- Using a 14 mm spark plug wrench, install the 4 spark plugs.
Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
- Using a 14 mm spark plug wrench, install the 4 spark plugs.
- INSTALL IGNITION COIL ASSEMBLY
- Install the 4 ignition coils with the 4 bolts.
Torque: 10 N*m (102 kgf*cm, 7.4 ft.*lbf)
NOTE: When installing each ignition coil, do not damage the plug cap on the engine head cover opening or the upper edge of the spark plug tube.
- Install the 4 ignition coils with the 4 bolts.
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.