For 1990-2009 cars

### Removal Procedure

1. Remove the fuel pump, refer to Fuel Pump Replacement.
2. Remove the EGR-Cooler refer to Exhaust Gas Recirculation Valve Cooler Removal
3. Unplug the intake air sensor connector (1) and the glow plug connector (2).
4. Remove the coolant connection (1).
5. Detach the cable bracket 1 screw (1).
6. Detach the exhaust pressure pipe, 1 electrical connector (2), 1 clamp (3) and remove the hose , 2 screw (4).
7. Remove coolant quick connection (5).
8. Remove the oil trap from the engine block,remove the upper hose connection (6). , remove the clips (7). Remove 2 bolts (8). And move the oil trap aside
9. Unplug the connector (1) of the combustion circulation actuator.
10. Remove the stud (1) holding the high-pressure pump in place. Lock two M8 nuts with each other and remove the bolt.
11. Remove the bolt towards the lifting eye (1).
12. Remove the intake manifold (2).

### Installation Procedure

Caution: Refer to Fastener Caution in the Preface section.

1. Fit the intake manifold (2) with new seals. Tighten to 25 N·m(18 lb ft).
2. Fit the bolt towards the lifting eye (1).
3. Fit the stud (1).
4. Plug in the connector (1) of the combustion circulation actuator.
5. Mount the exhaust pressure pipe, 2 screws (4).1 electrical connector (2), 1 clamp (3) and attach the hose.
6. Fit the oil trap to the engine block,attach the upper hose connection (6). , mount the clips (7). mount 2 bolts (8).
7. Fit the coolant quick connection (5).
8. Attach the cable bracket 1 screw (1).
9. Plug in the intake air sensor connector (1) and the glow plug connectors (2).
10. Fit the EGR-cooler, refer to Exhaust Gas Recirculation Valve Cooler Removal.
11. Fit the Fuel Pump, refer to Fuel Pump Replacement.
12. Connect an exhaust hose and start the engine. Check there are no leaks. Connect the diagnostic tool and clear any DTCs.