Installing fuel low-pressure sensor
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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
Electrostatic discharge.
Damage to or destruction of electrical components.
Electrostatic discharge.
Damage to or destruction of electrical components.
- Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
- Read and comply with user information on using the associated special tool 12 7 060.
- Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
- Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
- For additional information see: 61 35... NOTES ON ESD (ELECTROSTATIC DISCHARGE) PROTECTION .
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:
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.).
- Position the fuel low-pressure sensor (2).
- Position open-end wrench (1) on the square pipe of the fuel supply line and provide counter support to it.
- Tighten the fuel low-pressure sensor (2) with the special tool 0 491 318 (13 5 320) .
TIGHTENING TORQUES SPECIFICATION
| Fuel low-pressure sensor | ||
| Fuel low-pressure sensor | Tightening torque | 30 Nm |
- Connect and lock the connector (1) with the fuel low-pressure sensor (2).
Follow-up work
- Refer to INSTALLING THE CLEAN AIR PIPE OF CYLINDER BANK 2 .
- Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
- Refer to TIGHTENING THE LEFT FRONT-END STRUT .
- Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE LEFT .
- Refer to INSTALLING THE COVER PANEL OF THE SLAVE DME CONTROL UNIT .
- Refer to CONNECTING BATTERY GROUND LEAD .