Volkswagen CJDA Workshop Manual page 468

3
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
– Tighten securing bolts -arrows- to 8 Nm.
Note
Make sure that the guide is free to move along the control rod.
– Remove protective cap, fit oil supply line to turbocharger,
and tighten it to 22 Nm.
– Connect connector -2- to position sender for the charge
pressure positioner -G581-, and close insulation mat.
– Connect vehicle diagnostic tester.
Select operating mode
– Press "Vehicle self-diagnosis" button on display.
Select vehicle system
– Press button "01 - Engine electronics" on display.
– The display indicates the control unit identification and the
coding of the engine control unit.
Select diagnostic function
– Press button "011 - Measured values" on display.
– Use the numeric keypad to enter the measured value block
"120", and confirm entry with the "Q" key.
– Connect hand vacuum pump -VAS 6213- to vacuum unit.
– Observe the lowest value of the measured value block and
set a voltage of 0.760 V by causing a partial vacuum.
Caution
During the following procedure for adjusting the control
rod, keep the partial vacuum and thus the voltage of
0.760 V constant.
– Slowly screw the locknut-B- of the control rod downwards by
hand. Adjusting lever is resting on the lower "stop".
– Counterhold locknut-B- and screw securing nut-A- onto the
control rod towards the adjusting lever. Tighten slightly using
ring spanner -T10423-.
– Allow partial vacuum to escape from the vacuum unit.
– Observe the lowest value of the measured value block.
When there is no pressure, the value should be 3.30 to
3.90 V.
452
Repair Group 26 - Exhaust system