11 15 510 Measuring the internal engine pressure (W20)

Special tools required:

Necessary preliminary tasks:

Open oil filler cap (1).

Start engine and run at idle speed.

Fig 1: Identifying Oil Filler Cap

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Screw special tool 2 406 729 in hand-tight.

Fig 2: Screwing Special Tool (2 406 7329)

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Connect the pressure hose (1) with special tool 2 406 729 .

Fig 3: Connecting Pressure Hose With Special Tool (2 406 729)

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Connect pressure hose (1) with the fuel pressure sensor to the Integrated Measurement Interface Box (IMIB).

Fig 4: Connecting Pressure Hose With Fuel Pressure Sensor To Integrated Measurement Interface Box

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Follow diagnosis instruction.