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Work sequence
• Oil level OK, checking ⇒ Maintenance ; Booklet 501
• Minimum temperature of engine oil 80 °C (the radiator fan
must have started once).
– Remove oil pressure switch for reduced oil pressure - F378-
Note
♦
The oil pressure switch is fitted with a captive seal.
♦
The seal is not designed for multiple use. After removal the oil
pressure switch must be renewed.
⇒ “4.2 Removing and installing oil pressure switch for reduced
– Screw oil pressure tester - V.A.G 1342- into hole for oil pres‐
sure switch.
– Screw oil pressure switch for reduced oil pressure - F378- into
hole in oil pressure tester - V.A.G 1342- to seal it off.
– Start engine.
• Oil pressure at idling speed: at least 0.6 bar
• Oil pressure at 2,000 rpm: at least 1.5 bar
• Oil pressure at 4500 rpm: at least 2.8 bar
Note
Low oil pressure can also be caused by mechanical faults, such
as damaged bearings.
If no fault is found:
– Replace oil pump
.
Check oil pressure switch for reduced oil pressure - F378-
(brown):
– Switch off engine.
– Connect brown wire of tester to earth (-).
– Connect voltage tester - V.A.G 1527B- to battery positive (+)
and oil pressure switch for reduced oil pressure - V.A.G
1594C- (brown) using cables from auxiliary test set - F378- .
• LED should not light up.
– If LED lights up, renew oil pressure switch for reduced oil
pressure - F378- .
If LED does not light up:
– Start engine and between 0.3…0.6 bar, the LED must light up,
otherwise renew oil pressure switch
4.4
Removing and installing oil filter housing
Special tools and workshop equipment required
León 2013 ➤ , León ST 2013 ➤
4-cylinder petrol engine (1.2 l direct injection, 4 V, turbocharger, EA211) - Edition 02.2017
4. Oil filter/oil pressure switches
145
