Removing fuel delivery line
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WARNING:
High-voltage system
.
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!
- All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
- For additional information see:
- For additional information see:
Preliminary work
- Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING ACOUSTIC COVER AT REAR .
- 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.
- Loosen clamp (1).
- Feed out the wiring harness section (2) for injectors and ignition coils and set aside.
- Unlock the locks (arrows).
- Feed out the wiring harness section (1) for injectors and ignition coils and set aside.
- Unlock and loosen lock (1).
- Feed out the tank vent line (2) from the clamp (3) and set aside.
- Unlock and loosen clamp (1).
- Unlock and remove the snap fastener (2) in the direction of the arrow.
- 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) .
- Loosen screw (3).
- Slacken the union nut (1) on the high pressure pump.
- Catch and dispose of leakage fuel.
- Close all openings with the special tool 2 413 106.
- Guide the fuel supply line (3) out and remove.
- Make sure the rubber damper (2) does not get lost.