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Home >> Mercedes Benz >> 2004 >> S55 >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - 215 & 220 Chassis >> Testing & Repair >> Remove/install fuel pump - AR47.20-P-5710 >> Remove/install fuel pump - AR47.20-P-5710MA

Remove/install fuel pump - AR47.20-P-5710MA

ENGINE 112.922 in MODEL 220.063 

ENGINE 112.923 in MODEL 129.059 

ENGINE 112.943 in MODEL 129.064 

ENGINE 112.944 in MODEL 220.065 /165 

ENGINE 113.941 in MODEL 220.070 /170 

ENGINE 113.960 in MODEL 215.375, 220.075 /175 /875 

ENGINE 113.961 in MODEL 129.068 

ENGINE 137.970 in MODEL 215.378, 220.178 /878 

ENGINE 113.948 in MODEL 220.083 /183 

ENGINE 113.966 in MODEL 220.084 /184 

ENGINE 112.975 in MODEL 220.087 /187 

ENGINE 113.991 in MODEL 215.374, 220.074 /174 

ENGINE 112.972 in MODEL 220.067 /167 

ENGINE 275.950 in MODEL 220.176, 215.376 

ENGINE 113.986 in MODEL 215.373, 220.073 /173 

ENGINE 275.980 in MODEL 220.179, 215.379 

MODEL 215, 220 

Shown on MODEL 220 

Fig 1: Identifying Fuel Pump Remove/Install Components (Shown On Model 220)
G04853191

Model 129 

Fig 2: Identifying Fuel Pump Remove/Install Components (Shown On Model 129
G04853192
REMOVINGINSTALLING 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 
1 Turn key in ignition switch to position "0". IMPORTANT Vehicles with Keyless Go code 889: press start/stop button repeatedly until the ignition is switched off.  
2 Release pressure in fuel tank IMPORTANT At the same time open fuel filler flap and remove cap.  
DANGER Risk of death  cased by vehicle slipping or toppling off of the lifting platform. Align vehicle between the columns of the hydraulic hoist and position the four support plates below the hoist support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
3 Raise vehicle.    
4 Remove cover of fuel pump (60)    
5 Pinch off fuel suction hose (53) and fuel pressure hose (64) SPECIAL TOOL Clamp Fig 3
    COMMERCIALLY AVAILABLE TOOLS Pinch-off pliers *WH58.30-Z-1013-02A 
6 Disconnect fuel suction hose (53) and fuel pressure hose (64) at fuel pump IMPORTANTInstallation:  Replace hose clamps.  
    COMMERCIALLY AVAILABLE TOOLS Clamping pliers *WH58.30-Z-1011-02A 
7 Disconnect electrical lines at fuel pump    
8 Remove fuel pump NOTESInstallation:  Observe correct seating of plastic foil on the fuel pump. The plastic foil must project on both sides of the retaining clamp. Direct contact of the fuel pump and the retaining clamp can lead to galvanic corrosion.  
REFER TO BASIC KNOWLEDGE Fuel pump assembly overview   GF47.20-P-0025-02A 
9 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 when working in engine during starting procedure 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
10 Start engine and inspect fuel system for leaks    
Fig 3: Identifying Clamp (000 589 40 37 00)
G04853193
COMMERCIALLY AVAILABLE TOOLS

Number Designation
WH58.30-Z-1011-02A Clamping pliers
WH58.30-Z-1013-02A Pinch cock