1,7,There are special things to consider |when removing the fuel level sensor |from the new C-Class.|
7,14,As in the old model, the tank is located |below the rear bench. |Remove the rear bench seat cushion.|
15,30,Pull front edge of padding upward,|push to rear, then pull up and out.||
31,45,Remove damping mats. |Information: |Two round lids (4 bolts) are now accessible.|
46,57,Unscrew lid on right-hand side.|Remove fuel pump wires.||
58,65,Information: |Removal of the fuel level sensor |is demonstrated on a removed tank.|
65,71,Important: |Check fill level of tank.|The tank should be nearly empty.|
72,79,If digital fuel gauge is imprecise, use special|extraction hose to pump both chambers empty.||
80,85,The tank opening is inclined, |so fuel may escape even if tank |is only half full.|
85,90,Important: |Risk of explosion. |Absolutely no fire, sparks, open light|sources or smoking permitted.
91,100,Set special claw wrench in openings |of locking ring.||
101,110,Exert force to loosen ring.|Remove fixing lid.||
111,127,The fuel feed module is now exposed. |Remove two plugs and take out |fuel feed module.|
128,134,Note: |The fuel level sensor is secured at the side |by two barbs on the filter housing.|
135,140,Note: |Avoid soiling or damaging the module.||
140,144,Always replace the seal ring|for the opening.||
145,155,During installation, ensure that the tab |on the fixing lid points to the marking |on the edge of the opening.|
156,160,Reach one hand through locking ring |and hold fixing lid in place.||
160,167,With your other hand, set ring in place |and secure it by turning it slightly to right.||
168,173,Turn locking ring until catch tab|snaps into second locking claw.||
173,178,Note: |This requires a good deal of force|and the ring will snap abruptly into place.|
179,185,Once ring is properly seated, |perform installation in the reverse order.||

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