Remove/install fuel level sensor - AR47.10-P-7000EWA

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MODEL 212, 218 with ENGINE 642, 651

Fig 1: Fuel Level Sensor Remove/Install Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Fuel Level Sensor Remove/Install Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel and risk of injury to eyes and skin caused by contact with fuel	No fire, sparks, open flames or smoking. Only pour fuels into suitable and appropriately marked containers. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove RH fuel tank fuel level indicator fill level sensor (B4/2)
1	Remove fuel pump (M3) from the right fuel tank chamber	Handle RH fuel tank fuel level indicator fill level sensor (B4/2) carefully in order to avoid deforming the float linkage (1). Catch dripping fuel with an absorbent rag to avoid damage and soiling on the vehicle. Do not kink, crush or turn fuel lines and do not lay in tight radii. Fuel lines must not have any loops, indentations or damage. Do not open left locking ring; carefully pull out fuel pump (M3) with attached fuel lines.	AR47.20-P-5710EWA
2	Unlock and detach electrical connector (2) for RH fuel tank fuel level indicator fill level sensor (B4/2) on positioning cover (3)
3	Lead electrical feed lines for RH fuel tank fuel level indicator fill level sensor (B4/2) out of retaining clamps on swirl pot (4)	Lay electrical feed lines in such a way that deflection of the float cannot be effected.
4	Unlatch locks (5) using a screwdriver and pull and pull RH fuel tank fuel level indicator fill level sensor (B4/2) out of the swirl pot (4)	Handle RH fuel tank fuel level indicator fill level sensor (B4/2) carefully in order to avoid deforming the float linkage (1).
5	Install in the reverse order
	Remove LH fuel tank fuel level indicator fill level sensor (B4/1)
6	Check fuel level	The fuel tank must be only be filled up to a max. of 25% otherwise fuel can leak out! Empty fuel tank if necessary ↓
6	Check fuel level	Empty/fill fuel tank	AR47.10-P-4001EW
7	Open fuel filler flap and open filler cap and reseal	in order to reduce pressure in the fuel tank.
8	Remove rear seat cushion	Model 212 without code (224) Individual rear set system design	AR91.12-P-1020CW
		Model 212 with code (224) Design rear bucket seats	AR91.12-P-1020EW
		Model 218.3	AR91.12-P-1020EL
9	Remove cover for the left service opening	Perform leak test before mounting the cover.	AR47.10-P-4100-02EW
9	Remove cover for the left service opening		*BA47.10-P-1005-01M
10	Remove left locking ring	Follow the work instructions for removal exactly.	AR47.10-P-4100-02EWA
		Claw wrench	Fig 3
		Lubricant paste	*BR00.45-Z-1002-06A
11	Pull transfer unit (6) with attached fuel lines out of the left chamber of the fuel tank	Handle transfer unit (6) and LH fuel tank fuel level indicator fill level sensor (B4/1) carefully to avoid deforming the float linkage (7). Catch dripping fuel with an absorbent rag to avoid damage and soiling on the vehicle. Do not kink, crush or turn fuel lines and do not lay in tight radii. Fuel lines must not have any loops, indentations or damage.
12	Unlock and detach electrical connector (8) for LH fuel tank fuel level indicator fill level sensor (B4/1) on positioning cover (9) for transfer unit (6)	Lay electrical feed lines in such a way that deflection of the float cannot be effected.
13	Unlatch locks (10) and pull LH fuel tank fuel level indicator fill level sensor (B4/1) out of bracket on the transfer unit (6)	Handle LH fuel tank fuel level indicator fill level sensor (B4/1) carefully in order to avoid deforming the float linkage (7).
14	Install in the reverse order

FUEL TANK

Number	Designation		Model 212	Model 218
BA47.10-P-1005-01M	Bolt, cover to vehicle floor	Nm	3	3

Fig 3: Identifying Claw-Type Wrench (001 589 00 07 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

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