mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Fuel Level Sensor|Service and Repair|Page 890 > < Crankshaft Position Sensor, Location/Task/Design/Function|Page 886
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Fuel Level Sensor: Service and Repair

Removing and Installing Fuel Level Gauge Sensor

Removing, installing

DANGER:  Risk of explosion as a result of fuel vapors igniting. Risk of poisoning as a result of inhaling fuel vapors. Risk of injury as a result
of fuel coming into contact with skin and eyes.

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No fire, naked flame or smoking. Pour fuels only into suitable and appropriate marked containers, Wear protective clothing when
handling fuel.

1

Empty fuel tank, fill

NOTE:  If fuel tank is full, pump out about 8 liters of fuel

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Model 170.444/449

2

Remove luggage compartment screen

3

Lift trim panel for fuel tank in trunk

4

Unplug socket (arrow) for fuel gage sensor (B4) and pressure sensor

NOTE:  only (USA):

5

Open bayonet lock of fuel gage sensor (B4)
Refer to Special Tool below

6

Take out fuel gage sensor (B4)

Fuel Level Sensor|Service and Repair|Page 890 > < Crankshaft Position Sensor, Location/Task/Design/Function|Page 886