Removing fuel delivery line
Preliminary work
- Refer to DEACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .
- Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
- Refer to REMOVING THE COVER OF THE REAR RIGHT ENGINE COMPARTMENT .
- Refer to PARTIALLY REMOVING THE MOUNT OF THE HOOD SEAL ON LEFT AND RIGHT .
- Refer to REMOVING SUSPENSION STRUT BRACE .
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to REMOVING ALL IGNITION COILS .
WARNING:
Working on fuel system.
Risk of fire! Danger of explosion!
Risk of fire! Danger of explosion!
- When working on the fuel system, make sure the workstation has sufficient ventilation, e.g., by means of extraction.
- Tightly seal off open lines and connections; collect any leakage fuel directly at the point of exit.
- No fire, sparks, open flames or smoking.
CAUTION:
On releasing high pressure line, fuel may emerge at high speed.
Injury hazard!
Injury hazard!
- Wear suitable personal protective equipment.
- Before performing any installation work, allow cooling system to cool down to less than 40°C.
- Note warnings on cylinder head cover.
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:
RISK OF DAMAGE
Contaminant or foreign body.
Contamination can result in malfunctions, loss of function or leaks.
Contaminant or foreign body.
Contamination can result in malfunctions, loss of function or leaks.
- Adhere to the utmost cleanliness.
- Protect components from contamination e.g. by covering.
- Close off line connections with seal plugs.
NOTE:
TECHNICAL INFORMATION
Reset special tool in early to avoid bending pressure lines.
Reset special tool in early to avoid bending pressure lines.
- Unlock and loosen clamp (1).
- Unlock and release the snap fastener (2).
- Catch and dispose of leakage fuel.
- Seal the fuel lines with special tools 0 496 567 (13 5 161) and 0 496 568 (13 5 162) from the set of special tools 0 496 565 (13 5 160) .
- Unlock and release the plug connection (3).
- Loosen screw (4).
- Loosen clamp (1).
- Release the union nut (2).
- Catch and dispose of leakage fuel.
- Release the union nut (3).
- Catch and dispose of leakage fuel.
- Feed out the fuel supply line (4) from the clamp (5).
- Close all openings with the special tool 2 413 106
.
- Lightly press the holder for differential pressure sensors (1) in the direction of arrow.
- Pull out and remove the fuel supply line (2).