| Exhaust gas recirculation system |
Note | t
| The exhaust gas recirculation system is activated by the diesel direct injection system control unit -J248- via exhaust gas recirculation valve -N18- (electric-pneumatic) to the exhaust gas recirculation valve (mechanical). |
| t
| The tapered plunger in the mechanical exhaust gas recirculation valve varies the opening cross section according to valve travel. |
| t
| Pulsed control enables every conceivable valve position. |
| t
| Renew self-locking nuts. |
| Assembly overview - exhaust gas recirculation: Engine code ANU → Chapter |
| Assembly overview - exhaust gas recirculation: Engine codes ASZ, AUY, BTB, BVK → Chapter |
| Checking exhaust gas recirculation valve → Chapter |
|
|
|
