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Replacing spark plugs
Only petrol engine
Required special tool: a candle key, which can be purchased in the store related automotive products. Candles have a hex-key 20.8 mm. Additionally, it is recommended to buy special pincers, for example, HAZET 1849 which facilitate the removal of the candle tip.
Please purchase, depending on the number of cylinders, four or five spark plug (see. Subsection 2.14.7.2).
Withdrawal
| PERFORMANCE ORDER |  | 1. In order to get to the candles, you must discard the radiator grille to the front. Unscrew the 4 bolts (arrows). |  | 2. Then lift the heat sink and fold the handle forward (arrows). | | 3. Disconnect all the spark plug caps, are not picking up the cable and for the tip. The above mentioned will facilitate the removal of ticks. | | 4. Blow out, if possible, a niche candle compressed air to the hole plugs from getting dirty. | 5. Remove the spark plug wrench, only when the engine is warm to the touch, and check their state (so-called "face candle"). With some experience you can immediately draw conclusions about the operating condition of the engine. At the same time, there are the following rules for determining the operational condition of the engine and the color of the electrodes and insulators:
- From light brown to light gray - the correct operation of the candles and the correct mixture;
- Black - pereobogaschena mixture;
- Light gray - a mixture of depleted;
- Zamasleny - does not work corresponding candle or worn piston rings (check compression). |
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Setting
| PERFORMANCE ORDER | | 1. Check to face the same gap between the 3 electrodes and electrode mass. In the new spark distance between the electrodes, are generally smaller set. | | 2. If necessary, adjust the gap by carefully bending the electrode weight, easy side impact. For podgibaniem not to use a screwdriver, stressing it to the edge of the thread, and in any case the central electrode, in order to avoid damaging it. | | 3. Clean the threading of candles with a clean cloth. | 4. Screw candles by hand until it stops.
A warning  Do not skew the candles when screwing.
| 5. Tighten the spark torque 25 Nm.
A warning If you do not have a torque wrench, tighten the new candle is approximately 90 ?� (1/4 turn). Older candles tightened by only 15 ?�. If tightened too much when unscrewing the spark may be cut or damage the threads in the cylinder head. In this case, repair thread spark via VTC or nozzles Heli-Cjil.
| | 6. Push the candle tips in order of cylinders. Operation in 4-cylinder engine: 1-3-4-2; 5-cylinder engine: 1-2-4-5-3. | | 7. The motion from side to side to check the reliability of the fastening lugs of candle and cables. |
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