skoda Workshop Repair Guides

Skoda Workshop Service and Repair Manuals

ABOUT US
Engine cooling > < Removing and installing the oil filter holder with the engine oil cooler

Octavia Mk2

Testing oil pressure and oil pressure switch
Testing oil pressure and oil pressure switch
Special tools and workshop equipment required
t  Oil pressure tester, e.g. -V.A.G 1342-
t  Voltage tester, e. g. -V.A.G 1527 B-
t  Measuring tool set, e.g. -V.A.G 1594 C-
Test conditions
l  The oil level is OK
l  Coolant temperature approx. 80°C
Test preparations
–  Remove oil pressure switch -F1- → Chapter.
   
–  Screw the connection of the oil pressure tester -V.A.G 1342- into the hole for the oil pressure switch.
–  Screw the oil pressure switch -2- into the oil pressure tester.
Testing oil pressure switch
–  Connect brown cable -1- of oil pressure tester to earth (-).
–  Unclamp the voltage tester with its auxiliary cables out of the measuring tool set on the oil pressure switch and plus (+) terminal on the battery.
l  The LED must not light up.
If the LED lights up:
–  Replace oil pressure switch.
If the LED does not light up:
–  Start the engine.
  Note
Observe the testing equipment and the LED while actuating the starter since the switching point of the oil pressure switch can already be exceeded when starting up.
l  The LED must light up at an overpressure of 0,055 ... 0,085 MPa (0,55 ... 0,85 bar).
If the LED does not light up:
–  Replace oil pressure switch.
Testing oil pressure
–  Start the engine.
l  Oil pressure when engine idling: at least 0.08 MPa (0.8 bar).
l  Oil pressure at 2000 rpm: at least 0.2 MPa (2.0 bar).
If the specified values are not reached: Oil pump defective.
–  Replace oil pump:
t  Octavia II, Yeti → Chapter.
t  Superb II → Chapter.
l  Oil pressure at a higher engine speed: max. 0,7 MPa (7,0 bar).
If the specified value is exceeded: Pressure relief valve defective.
–  Replace oil filter holder → Chapter.
  S17-0157

Engine cooling > < Removing and installing the oil filter holder with the engine oil cooler