Remove/Install Ignition Coils - AR15.12-P-2003SB
Engine 256.9 in model 223
MODIFICATION NOTES
| 20.05.2021 | Special tool added. | Operation step 6. |
| Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC) | Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines. | AS00.00-Z-0035-01A | |
| Risk of injury . Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil | Wear protective gloves, protective clothing and safety glasses. Do not fill engine oil into beverage containers. |
AS18.00-Z-0001-01A | |
| Notice | Notes on avoiding damage to ignition system | AH15.10-P-0002-01V | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Remove/install | |||
| 1 | Remove upper engine cover. | ||
| AP01.10-P-2405-01OB | |||
| 2 | Remove engine air intake duct downstream of air filter. | AR09.10-P-8130SB | |
| 3 | Remove the bleed line (1) on the oil separator. | AR01.20-P-9750SB | |
| 4 | Remove rear noise insulation. | ||
| 5 | Release and disconnect electrical connectors of ignition coils (T1/1 to T1/6). | ||
| 6 | Remove screws (2). | *BA15.10-P-1001-04A | |
| Fig 1 | |||
| 7 | Remove ignition coils (T1/1 to T1/6). | To reduce withdrawal and insertion forces prior to installation, apply around 1 g of spark plug connector grease to the spark plug connectors. Ignition coils (T1/1 to T1/6) will otherwise be damaged. Spark plug connector grease 35 g |
*BR00.45-Z-1102-06A |
| Check | |||
| 8 | Check ignition coils (T1/1 to T1/6) for external damage. | If damage is identified: ↓ Replace corresponding ignition coils (T1/1 to T1/6). |
|
| 9 | Install in the reverse order. | ||
| Risk of burn injuries , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust. | Wear protective clothing and safety glasses. Use the extraction system. Move people out of the danger zone. | AS49.00-Z-0001-01A | |
| Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A | |
| 10 | Perform engine test run. While doing so, check engine for proper operation and leak tightness. |
IGNITION COIL
| Number | Designation | Engine 256 | |
|---|---|---|---|
| BA15.10-P-1001-04A | Screw/bolt, ignition coil to cylinder head cover | Nm | 8 |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1102-06A | Spark plug connector grease 35 g | A 002 989 08 08 |