FOX 2004 ➤
3 - Cyl. injection engine - Edition 12.2009
1.3.2
Oil pressure and Oil pressure switch -
F1- - check
Note
Operation and repair test of oil pressure visual and acoustic indi‐
cator: ⇒ Current flow diagrams, Electrical fault finding and Fitting
locations
Test sequence
lk
– Remove Oil pressure switch -F1- and install it on the Oil pres‐
sure gauge -VAG 1342- .
– Install the Oil pressure meter -VAG 1342- in place of the Oil
pressure switch -F1- on the engine head.
– Put tester brown cable on the earth (-).
– Connect the Voltage control -V.A.G 1527 B- with Auxiliary ca‐
ble -V.A.G 1594 A- to the Battery -A- positive terminal (+) and
Oil pressure switch -F1- . The LED shall not light up.
– If it the LED lights up, replace the Oil pressure switch -F1- .
– Run the engine and slowly increase the speed (rpm). With a
0.3...0.6-bar positive pressure, the LED should light up, oth‐
erwise, replace the Oil pressure switch -F1- .
– Keep on increasing the speed. At 2000 rpm and an oil tem‐
perature of 80°C, the positive oil pressure should be at least
2.0 bar.
At higher speeds, positive oil pressure may not exceed 7.0 bar.
1. Lubrication system components - remove and install
51
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