A4 Quattro Cabriolet V6-3.2L (BKH) (2007)
Engine Oil Pressure: Testing and Inspection
Oil Pressure, Checking
Special tools, testers and auxiliary items required
‹› Oil pressure gauge (V.A.G 1342)
‹› Voltage tester (V.A.G 1527 B)
‹› Connector test set (V.A.G 1594 C)
Procedure
‹› Oil level OK
‹› Engine oil temperature approximately 80 °C.
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Remove oil pressure switch. Refer to => [ Oil Pressure Switch ] See: Oil Pressure Sender/Service and Repair.
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Connect oil pressure tester (V.A.G 1342) to hole for oil pressure switch.
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Install oil pressure switch - 2 - into oil pressure gauge (V.A.G 1342).
Oil Pressure Switch, Checking
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Connect brown wire - 1 - of oil pressure gauge to Ground (GND).
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Connect voltage tester (V.A.G 1527 B ) using adapter cables from connector test kit ( V.A.G 1594 C) to oil pressure switch and battery plus (+).
‹› LED must not light up.
If LED lights up:
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Replace Oil Pressure Switch.
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Start engine.
‹› While starting engine, watch Pressure Tester and LED as oil pressure switch may open during start.
‹› The LED must illuminate at 1.2 to 1.6 bar.
If LED does not light up:
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Replace Oil Pressure Switch.
Oil Pressure, Checking