Oil pressure and oil pressure switch, checking
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Special tools, testers and auxiliary items required
- Oil pressure gauge V.A.G 1342 with adapter V.A.G 1342/14
- Voltage tester V.A.G 1527 B
- Connector test set V.A.G 1594 C
Test conditions
- Oil level OK
- Engine oil temperature approximately 90 ° C.
Test sequence
- Remove rear engine cover - arrows -.
- Disconnect electrical harness connector from Oil Pressure Switch F1 - arrow -.
- Remove oil pressure switch → Oil Pressure Switch F1 , removing and installing .
Fig 4: Connecting Oil Pressure Tester V.A.G 1342 With Adapter V.A.G 1342/14 To Hole For Oil Pressure Switch
- Connect oil pressure tester V.A.G 1342 with adapter V.A.G 1342/14 to hole for oil pressure switch.
- Install oil pressure switch - 2 - into oil pressure gauge V.A.G 1342.
- Place the brown wire of oil pressure gauge on Ground (GND).
Oil pressure switch, checking
- Connect voltage tester V.A.G 1527 B - 1 - with adapter cables from connector test kit V.A.G 1594 C to oil pressure switch and battery positive ("+").
- LED must not light up.
If LED lights up:
- Replace Oil Pressure Switch.
- Start engine.
NOTE:
- While starting engine, watch Pressure Tester and LED as oil pressure switch may open during start.
- At 1.2 to 1.6 bar pressure, LED must light up.
If LED does not light up:
- Replace Oil Pressure Switch.
Oil pressure, checking
- Start engine.
- Oil pressure at 2000 RPM: min. 2.0 bar
- Oil pressure at 3500 RPM: min. 3.5 bar
Assembling
Assembly is in reverse order of removal, note the following:
- Install oil pressure switch → Oil Pressure Switch F1 , removing and installing .