AD07.16-S-2000-39B | Connection diagram, electropneumatic pressure converter, exhaust gas recirculation, testing pneumatics, CDI | ENGINE 611 in models 638.094 /194 /294 with CODE (MF8) low-pollution engine in accordance with EU3 Group 3 ENGINE 611 as of 1.11.00 in model 638.094 /194 /294 with CODE (MS5) low-pollution engine stage II |
S07.16-4122-06
Pneumatics connection diagram, vacuum from exhaust gas recirculation pressure transducer
1 Air admission filter
2 Vent line to filter
3 Vacuum input line
4 Y distributor
5 EGR valve vacuum control unit
Y44 Electropneumatic pressure converter for exhaust gas recirculation
Test description
Check electropneumatic pressure converter for exhaust gas recirculation for correct pressure control. Activation takes place with the HHT tool and reading off the actual values via the vacuum tester.
Test connections
Connect the vacuum tester with Y-distributor unit between the pressure transducer Y44 and vacuum control unit for exhaust gas recirculation valve.
Execution of the test
1 Engine running
2 Actuate pressure transducer via the HHT and read off the display on the vacuum tester.