Removing ignition coil of cylinder bank 1
Preliminary work
- Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
- Refer to REMOVING THE COVER PANEL OF THE MASTER DME CONTROL UNIT .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING THE CONTROL UNIT BRACKET FOR CYLINDERS 1 TO 4 .
NOTE:
RISK OF DAMAGE
Damage to the ignition coil .
The silicone hose of the ignition coil must not be contaminated by fuel as this can lead to failure of the ignition coil .
Damage to the ignition coil .
The silicone hose of the ignition coil must not be contaminated by fuel as this can lead to failure of the ignition coil .
- When working on the fuel system, cover the ignition coils with suitable materials and remove where required.
- Do not oil or grease the silicone tube of the spark plug socket. Do not use any protection or maintenance products (e.g. silicone spray, rubber care products, rust remover, etc.).
NOTE:
The description is provided only at one component. The procedure is the same for all other components.
- Loosen screw (1).
- Place expansion tank (2) for charge air coolers to the side.
NOTE:
Schematic diagram is for example purposes. Some parts may differ in certain details.
- Unlock and disconnect the connectors (2) from the injectors with a small slotted screwdriver (1).
- Unlock the lock in the direction of the arrow with a small slotted screwdriver (1). Disconnect the connector (2) on the connector housing from the injector.
- Unlock the connectors (arrows) and disconnect.
- Loosen screws (1).
- Remove the cable clip (2) and put to one side.
NOTE:
Schematic diagram is for example purposes. Some parts may differ in certain details.
- Loosen screws (1).
NOTE:
Schematic diagram is for example purposes. Some parts may differ in certain details.
- Slowly pull the ignition coils (2) up and take them out without jerking them.
Pulling out the ignition coil with jerks may cause silicone hose to tear.
- After removing the ignition coils: Fuse off the silicone hose (1) of the ignition coils with an air gun (2).
The ignition coils must be free of oil and fuel residue.