â—† Do not overstretch decoupling element of oil return line when
installing turbocharger support.
Specified torques ⇒ Page 321.
Note
After installing turbocharger, allow engine to run at idling speed
for about 1 minute to ensure that oil is supplied to turbocharger.
– Then, read event memory of engine control unit, and clear
event memory if necessary ⇒ Page 26, read event memory.
2 Checking charge air system
WARNING
Adhere to the general safety regulations and the notes on
repair work on the engine! ⇒ Page 1
Note
â—† The components of the charge air system are not always in
the scope of supply from Volkswagen. Adhere to the manu-
facturing specifications when performing any maintenance
and repair work.
â—† All hose connections are secured.
â—† Charge air system must be free of leaks.
â—† When making repairs, remove oil from connection and hose
ends.
â—† All hoses of the charge air system are secured with spring-
type clips or with plug-in connectors.
â—† Spring-type clip pliers -VAS 5024- are recommended for in-
stallation of spring-type clips.
Observe safety precautions when working on charge air system
with turbocharger ⇒ Page 320.
Observe rules for cleanliness ⇒ Page 320.
Checking charge air system for leaks ⇒ Page 331.
Check charge pressure control ⇒ Page 333.
Vacuum hose schematic diagram ⇒ Page 334.
3
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
330
Repair Group 21 - Turbocharging/supercharging
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