Remove/install fuel pressure and temperature sensor

AR07.04-D-0093TSC

Remove/install fuel pressure and temperature sensor

05.10.2018

Engine

274 in model 907

B4/21

Fuel pressure and temperature sensor

 Danger

Risk of explosion caused by fuel igniting. Risk of injury to skin and eyes caused by fuel spraying out at high pressure

Keep all ignition sources out of hazard area.
Do not carry out any work on system when it is pressurized.

AS07.16-Z-0001-01A

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 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 contactwith fuel.

No fires, sparks, open flames or smoking. Pour fuels into suitable and appropriately marked containers only.
Wear protective clothing when handling fuel.

AS47.00-Z-0001-01A

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

General information on work on gasoline direct injection system

AH07.00-P-2000-01A

Notes on safety-relevant components

AH00.00-Z-0019-01A



Remove

1

Clamp off ground line of on-board electrical system battery (G1).

AR54.10-D-0029TS

2

Remove cover of cylinder head cover.

AR01.20-D-5015TSC

3

Remove cable duct of the engine wiring harness.

AR01.00-S-2411-02EG



Clean

4

Clean rail in the area of the fuel pressure and temperature sensor (B4/21).

5

Relieve fuel pressure in fuel system high-pressure circuit.

AR07.03-S-1460-04EG

 Dust protection cap to service connection

*BA07.03-N-1001-01H

 Pressure hose

*119589046300

6

Remove fuel pressure and temperature sensor (B4/21).



Install

7

Install new fuel pressure and temperature sensor (B4/21).

 Install new fuel pressure and temperature sensor (B4/21).

 Pressure and temperature sensor to rail

*BA07.04-N-1001-01N

8

Attach cable duct of the engine wiring harness.

AR01.00-S-2411-02EG

 M6

*BA00.10-N-1002-01A

 Nut, line to starter

*BA15.30-N-1002-01W

9

Install cover of cylinder head cover.

AR01.20-D-5015TSC

10

Clip on ground line of the on-board electrical system battery (G1).

AR54.10-D-0029TS



Check

 Warning

Risk of burn injuries, suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust.

Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area.

AS49.00-Z-0001-01A

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

11

Perform engine test run. While doing so, check engine for proper operation and leak tightness.

 Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

8.8

10.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

9

13

Phosphated

Nm

9

12

 Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

12.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

16

Phosphated

Nm

14

 Injection nozzles, injection valves, lines

Number

Designation

Engine 274 in model 907

BA07.03-N-1001-01H

Dust protection cap to service connection

Plastic

Nm

2

Metal

Nm

15

 Sensors

Number

Designation

Engine 274 in model 907

BA07.04-N-1001-01N

Pressure and temperature sensor to rail

Nm

38

 Starter

Number

Designation

Engine 274 in model 907

BA15.30-N-1002-01W

Nut, line to starter

M6

Nm

6

M8

Nm

15