Remove/install fuel rail with injectors (ME-SFI)

AR07.03-P-1451GZ

Remove/install fuel rail with injectors (ME-SFI)

9.3.10

 

Remove/Install

 Danger!

Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contact with fuel.

No fire, sparks, open flames or smoking.
Pour fuels only into suitable and appropriately marked containers.

Wear protective clothing when handling fuel.

AS47.00-Z-0001-01A

 Danger!

Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.

When moving components, ensure that no body parts or limbs are within the operating range of moving parts.

AS00.00-Z-0011-01A

1

Open engine hood

AR88.40-P-1000GZ

2

Remove air filter housing

AR09.10-P-1150GZ

3

Dismantle paneling (2), to do this, remove the clamp (5) and the tie straps

4

Loosen the engine wiring harness from the fuel distributor rail (1)

5

Unscrew plug from (9) service valve (10)

6

Reduce fuel pressure with the pressure hose via the service valve (10)

 Collect fuel in a suitable container.

AR07.03-P-1460-01GZ

 Pressure hose

*119589046300

7

Disconnect the fuel line (3) from the fuel distributor rail (1)

 Allow escaping fuel to drain into a suitable container.



*BA07.52-P-1001-01A

8

Remove the electrical connectors at the fuel injection valves (Y62)

9

Unscrew bolts (8) in the air intake pipe (22)



*BA07.52-P-1002-01A

10

Lift fuel distributor rail (1) and fuel injection valves (Y62) from intake
manifold (22)

 Installation: Check sealing ring (12) for damage and replace if required.

 Installation: Before inserting the fuel injection valves (Y62), coat the sealing ring (12) with lubricant.

Lubricant

*BR00.45-Z-1002-06A



Check

11

Check fuel injection valves (Y62) with STAR DIAGNOSIS



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-P-2000-04A

STAR DIAGNOSIS diagnosis system

If necessary: 

Replace fuel injection valves.

AR07.03-P-6520GZ

12

Install in the reverse order

 Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near engine

Secure vehicle to prevent it from moving.
Wear closed and snug-fitting work clothes.
Do not grasp hot or rotating parts.

AS00.00-Z-0005-01A

13

Carry out engine test run and check fuel system for leaks

 In the event of oil loss determine and eliminate cause, otherwise malfunctions, transmission damage, and serious environmental pollution may occur.

Number

Designation

Engine
113.940/941/
942/943/944/
945/946/948/
960/961/962/
963/964/965/
966/967/968/
969/971/980/
981/982/984/
986/988

BA07.52-P-1001-01A

Fuel feed line to fuel distributor

Nm

38

BA07.52-P-1002-01A

Bolt of fuel rail to intake manifold

Nm

10

Number

Designation

Order number

BR00.45-Z-1002-06A

Lubricating paste, rubber parts 2.5 kg, DB supply specification 6867.00

A 000 989 01 60