11 40 000 Checking engine oil pressure (N12)

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Disconnect plug connection (1) on oil pressure switch.

Fig 1: Identifying Plug Connection On Oil Pressure Switch

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Release oil pressure switch (1) with special tool 11 7 020 .

Tightening torque: 12 61 1AZ .

Installation:

Replace sealing ring.

Fig 2: Identifying Oil Pressure Switch

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Screw in special tool 11 9 560 with sealing ring on cylinder head.

Secure pressure gauge connection 13 3 063 to special tool 11 9 560 .

Fig 3: Securing Pressure Gauge Connection (13 3 063) To Special Tool

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Check engine oil pressure with diagnosis tester

Connect special tools 11 9 560 /13 6 054 and 13 6 051.

Check engine oil pressure with pressure gauge

Connect special tools 11 9 560 /13 3 063 and 13 3 061.

Start engine and check engine oil pressure.

Fig 4: Checking Engine Oil Pressure Using Pressure Gauge

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Assemble engine.