GTI GLS L4-1.8L Turbo (AWW) (2001)
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If LED lights up, replace 1.4 bar Oil Pressure Tester V.A.G 1342. If LED does not light up:
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Start engine and let run at idle: LED must light up at 1.2 to 1.6 bar positive pressure, otherwise replace oil pressure switch.
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Check oil pressure at different speeds:
2000 RPM: 2.7 to 4.5 bar
Above 2000 RPM: maximum 7.0 bar
If specifications are not obtained:
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Correct mechanical damage, e.g. bearing damage.
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Replace oil filter bracket with pressure relief valve or oil pump.
At higher engine speeds oil pressure must not exceed 7.0 bar
If specification is exceeded:
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Check oil channels.
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If necessary, replace oil filter bracket with pressure relief valve.
