Remove/install high-pressure pump's fuel temperature sensor - AR07.04-P-0008OGE

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ENGINES 642 in MODELS 207, 212, 218

Fig 1: High-Pressure Pump Fuel Temperature Sensor Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	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
	Notes about Common-Rail components		AH07.16-P-0002-01TX
1	Remove engine trim panel
2	Remove cover for belt drive
3	Disconnect electrical connector on fuel temperature sensor (B50)
4	Clean high pressure pump (1) in the area of fuel temperature sensor (B50) using cold cleaning solvent and dry with compressed air	Use lint-free cloth to collect any fuel that runs out.	*BR00.45-Z-1051-04A
5	Remove fuel temperature sensor (B50)	Vacuum up any particles, like paint, from around hole.
			*BA07.04-P-1007-01G
6	Remove sealing rings from fuel temperature sensor (B50)	Always replace sealing rings. Vacuum up any paint and dirt particles, particularly from out of the hole.
7	Install in the reverse order
	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 the engine as it is running	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
8	Check fuel system for leaks with engine running	Visual inspection.

SENSORS

Number	Designation		ENGINE 642 with particle filter
BA07.04-P-1007-01G	Fuel temperature sensor to high-pressure pump	Nm	28

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1051-04A	Cold degreasing agent/cold cleaning solvent HAKU 1025-920	Chemische Werke Kluthe GmbH