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A3 Mk2

Checking oil pressure
Checking oil pressure
Special tools and workshop equipment required
   
t  Oil pressure tester -V.A.G 1342-
Test requirements
l  Oil level OK, checking → Booklet808.
l  Engine oil temperature at least 80°C (radiator fan must have run once).
Test sequence
  Note
Place a cloth underneath bracket for ancillaries to catch any escaping oil.
  W00-0516
–  Unplug electrical connector -2- at oil pressure switch for reduced oil pressure -F378-.
–  Unscrew oil pressure switch for reduced oil pressure -F378--1-.
–  Screw oil pressure tester -V.A.G 1342- into oil filter bracket in place of oil pressure switch.
–  Screw oil pressure switch for reduced oil pressure -F378- into oil pressure tester -V.A.G 1342-.
–  Start engine.
l  Oil pressure at idling speed: 1.2 ... 2.1 bar.
l  Oil pressure at 2000 rpm: 1.6 ... 2.1 bar.
l  Oil pressure at 3700 rpm: 3.0 ... 4.0 bar.
  Note
During the first 1000 km, the oil pressure at 2000 rpm can be between 3.0 and 4.0 bar.
Assembling
l  Tightening torques → Chapter „Oil filter, engine oil cooler - exploded view“
–  Install oil pressure switch.
  A17-10458

Engine oil > < Checking oil pressure switch