Oil Pressure Switch

WARNING: This page is about a different car, the 2008 Volkswagen R32. However, it is still accessible from the selected car via links, so may be relevant.

-- Bring the lock carrier into the service position. Refer to Description and Operation .

-- Remove the sealing plug -item 1- in OIL FILTER HOUSING ASSEMBLY OVERVIEW , from the oil filter housing. Collect any leaking engine oil.

-- Seal the oil pressure switch test hole on the VAG 1342 with the sealing plug.

-- Install the VAG 1342 with the VAG 1342/14 into the oil filter bracket in place of the sealing plug.

NOTE:

Note the installed position of the adapter: The conical connecting neck of the adapter is installed to the pressure hose of the tester.

-- Connect the brown wire of the VAG 1342 to ground (-).

-- Connect the VAG 1527B to the battery positive and the oil pressure switch (connection in the engine compartment -arrow-) using adapter cables from the VAG 1594C.

Fig 1: Connecting Voltage Tester V.A.G 1527B To B+ And Oil Pressure Switch Using Adapter Cables From Connector Test Kit V.A.G 1594C

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Light Emitting Diode (LED) must not light up.

If the LED lights up:

-- Replace the oil pressure switch -item 2- in OIL FILTER HOUSING ASSEMBLY OVERVIEW .

If the LED does not light up:

NOTE:

While starting the engine, watch the VAG 1342 and LED as he switch point of the oil pressure switch may already be exceeded during start.

-- Start the engine and run at idle speed.

The LED must light up at 0.7 to 1.1 bar pressure, otherwise replace the oil pressure switch -item 2- in OIL FILTER HOUSING ASSEMBLY OVERVIEW .