Exhaust gas recirculation (EGR) housing

K9K

REMOVAL

• Disconnect the battery.

• Remove:

• the engine covers,
• the air duct (1).

• Disconnect the wiring harness (2).
• Release the wiring harness.

• Disconnect:

• the rubber hose (3) from the boost pressure control valve to the air duct,
• the air intake pipe (4) on the exhaust gas recirculation housing.

• Remove:

• the bracket (5),
• the engine lifting eye (6),
• the intake air metal tube (7).

• Remove:

• the exhaust gas recirculation solenoid valve heat shield (8),
• the exhaust gas recirculation tube (9),
• the two mounting screws (10) of the exhaust gas recirculation housing,
• the exhaust gas recirculation housing.

INSTALLATION

• Replace the exhaust gas recirculation tube with new clamps.
• Tighten the new clamps using tool (Mot. 1567).
• Replace the O-rings on the intake air metal tube.
• Tighten to the following torques:

• exhaust gas recirculation housing mounting screws (2.1 daN.m),
• intake air metal tube mounting screws (2.1 daN.m),
• lifting eye (timing side) (2.1 daN.m),
• exhaust gas recirculation solenoid valve heat shield mounting screws (1.2 daN.m).

• Refit in the reverse order of removal.

Connect the battery; carry out the necessary re-learns (see Electrical Equipment chapter).