11 71 501 Remove and install/renew the exhaust-gas recirculation valve (EGR) (N47D20 K/U/O/T 1)
Necessary preliminary tasks:
Unlock vent line (2) and pull off to achieve improved freedom of movement of the exhaust-gas recirculation valve mounting.
Release screws (1).
Lay positive battery cable to one side.
Release screws (1) on exhaust-gas recirculation valve (3).
Release coolant lines (2 and 4).
Disconnect plug connection on exhaust-gas recirculation valve (3).
Installation note:
Install rear hose (2) before installing the exhaust-gas recirculation valve.
Replace O-ring.
Assemble engine.
Check function of DDE.