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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Hyundai Matrix (2002 and 2006 model year)
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 Hyundai Matrix
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Checking ignition coils
Check and clean the spark plugs
Diagnostics of the engine as spark plugs
Removing and installing ignition coils
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Check and clean the spark plugs



Disconnect the spark plug wires from high-voltage spark plug.

NOTE
When you disconnect the spark plug wire high voltage insulation pull the cap, not the cord. Otherwise the wire may be damaged.

With head for removal of spark Remove the spark plug from the cylinder head.

ATTENTION
Be careful not to allow dirt into the engine cylinders through the spark plug hole.

Check the spark plug for defects listed below.
1. Damage to the insulator.
2. Burnout electrodes.
3. Nagara.
4. Damage or crack sealing washer.
5. Status of enamel insulator at the end of a candle.

Check the gap between the electrodes of the spark plug
Fig. 7.4. Check the gap between the electrodes of the spark plug


Check the gap between the spark plug electrodes with a wire feeler gauge and adjust it if necessary (Fig. 7.4).
Standard value: 1.0-1.1 mm.

Fitting spark plugs
Fig. 7.5. Fitting spark plugs


Install the spark plugs and tighten them to the specified torque (Fig. 7.5).
If candles tightened in excess of the nominal value, it is possible to damage the threads in the cylinder head.
Tightening torque: 20-30 Nm.




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Diagnostics of the engine as spark plugs

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