2001 Audi A4

Tiny
LEVINH
  • MEMBER
  • 2001 AUDI A4
Engine Mechanical problem
2001 Audi A4 4 cyl Four Wheel Drive Manual

Hi.

Is it easy to change the oil sensor in the sump? My oil warning light come on sometimes when I drive at high speed, I check my oil level, It is ok, I posted and donated before. Thank you so much.
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Sunday, January 31st, 2010 AT 4:28 PM

2 Replies

Tiny
RASMATAZ
  • MEMBER
Hi levinh,Welcome to 2carpros and TY for the donation.

Oil Pressure Switch (1.8 Ltr. Engine) F1


http://www.2carpros.com/forum/automotive_pictures/12900_opa_1.jpg



Oil pressure and oil pressure switch, checking

Special tools and equipment


http://www.2carpros.com/forum/automotive_pictures/12900_opa1_1.jpg



V.A.G 1342
V.A.G 1527 B
V.A.G 1594 A

Test requirements:

*Oil level OK
*Engine oil temperature approximately 80 C.
*Oil pressure warning lamp -K3- must come on when ignition is switched on.
*In vehicles with auto check system the "OK" display must appear (call up symbol).

Testing oil pressure switch

*Disconnect wire from oil pressure switch.


http://www.2carpros.com/forum/automotive_pictures/12900_opa2_1.gif



*Remove oil pressure switch and screw in oil pressure tester VAG 1342.
*Thread oil pressure switch -2- into VAG 1342.
*Connect brown wire -1- of tester to Ground
*Connect voltage tester VAG 1527 B to oil pressure switch and positive side of battery using test leads from VAG 1594 A.
*Test lamp should not light up.
*If test lamp lights up, install new oil pressure switch.
*Start engine.

Note: The switching point of the oil pressure switch can be reached when the engine is cranked on the starter motor, so watch the tester and the test lamp while starting the engine.

Black oil pressure switch:
*LED must light up at 1.2 to 1.6 bar.
*If test lamp does not light up, install new oil pressure switch.

Check oil pressure

*Disconnect wire from oil pressure switch.


http://www.2carpros.com/forum/automotive_pictures/12900_opa3_1.gif



*Remove oil pressure switch and screw in oil pressure tester VAG 1342.
*Thread oil pressure switch -2- into VAG 1342.
*Start engine (engine oil temperature approximately 80 C) .
*Oil pressure at idling speed: at least 1.3 bar
*Oil pressure at 2000 rpm: 3.5 to 4.5 bar

If specified values are not attained:
*Pressure relief valve or oil pump faulty, replace oil pump
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Sunday, January 31st, 2010 AT 5:38 PM
Tiny
LEVINH
  • MEMBER
Thank you for your answer, so first I need to change the oil switch, if the warning light still come on that means oil pump need to be replaced / Thanks again.
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Sunday, January 31st, 2010 AT 7:30 PM

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