Volkswagen CJDA Workshop Manual page 396

3
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
Note
Seal off fuel rail bore immediately with a suitable plug to prevent
dirt from entering.
Installing
Note
◆ Check that sealing surfaces (deformable sealing lip) and
threads on fuel pressure sender -G247- are undamaged.
◆ Also check sealing surface of fuel rail bore.
◆ The thread on the fuel pressure sender -G247- has a special
lubricating coating. The thread must therefore be free of oil
and grease.
– Screw in fuel pressure sender -G247- by hand.
– Tighten sender. Specified torque
– After installation, run engine at moderate speed for several
minutes and then switch off.
– Check fuel system for leaks.
– Then, read event memory of engine control unit, and clear
event memory if necessary
– Perform a road test/test run, accelerating to full throttle at
least once. Check high pressure part of fuel system again for
leaks.
– Finally, read event memory of engine control unit again
⇒ P age
26, read event memory.
1.14 Removing and installing high-pressure
pump
Caution
◆ Risk of irreparable damage to high-pressure pump if al-
lowed to run dry.
◆ The high pressure pump must be filled with fuel before
the engine is started the 1st time
portant not to allow the high-pressure pump to run while
still empty.)
◆ Protect open fuel connections from dirt entrainment us-
ing suitable methods under all circumstances.
Caution
Always read rules for cleanliness and instructions for
working on fuel system
Follow these instructions before starting work and while
working on the fuel system.
380 Repair Group 23 - Mixture preparation - injection
⇒ P age
362.
⇒ P age
26, read event memory.
⇒ P age
383. (It is im-
⇒ P age
354.