Jetta L4-1.9L DSL Turbo (BRM) (2006)
‹› At higher engine speeds oil pressure must not exceed 7.0 bar
If the specification is not obtained:
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Check screen in intake line for soiling --> [ 10 Suction line ] See: Engine, Cooling and Exhaust/Engine/Engine Lubrication/Oil Pump/Service and
Repair/Oil Pump and Oil Pan Assembly Overview.
‹› Also, mechanical damage e.g. bearing damage can also be the cause of too low oil pressure.
If no malfunction can be found:
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Replace oil pump --> [ Oil Pump ] See: Engine, Cooling and Exhaust/Engine/Engine Lubrication/Oil Pump/Service and Repair/Oil Pump.
If the specification is exceeded:
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Check oil channels.
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If necessary, replace oil filter bracket with pressure relief valve.