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Intake Manifold, Remove and Install
 Remove
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Remove charge air pipe – see operation "Charge Air Pipe,
Remove and Install".
Remove screen wiper motor – see operation "Screen Wiper
Motor, Front Screen, Remove and Install" in group "N".
Remove exhaust gas recirculation metal pipe (8) from exhaust gas
recirculation valve (7) (2 fastening bolts).
Disconnect vacuum hose (6) (black/blue) from exhaust gas
recirculation valve.
Release fastening bolts (4) and (5) from support (3) of intake
manifold/oil filter housing.
Detach hose (1) from charge pressure sensor (2).
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Remove
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Release fastening bolt (4) and remove fuel line bracket (3) from
intake manifold (2).
For 25 DT: Detach wiring harness plug (5) from charge air
temperature sensor (6).
Remove 12 fastening nuts and remove intake manifold – do
not damage attaching parts and fuel lines.
Note: When replacing
intake manifold: Transfer closure bolt (X 25 DT) / charge air
temperature sensor (25 DT) and exhaust gas recirculation valve
(1).
 Clean
Remove seal residue, clean sealing surface.
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Install
Insert new seals.
Attach intake manifold to cylinder head with new fastening nuts
– tightening torque 23 Nm / 17 lbf. ft.
For 25 DT: Connect wiring harness plug to charge air temperature
sensor.
Attach fuel line holder – tightening torque 20 Nm / 15
lbf. ft.
Connect hose to charge pressure sensor.
Tighten fastening bolts for support of intake manifold / oil
filter housing – tightening torque 22 Nm / 16 lbf. ft.
Connect vacuum hose (black/blue) to exhaust gas recirculation
valve.
Connect exhaust gas recirculation metal pipe to exhaust gas
recirculation valve – tightening torque 22 Nm / 16 lbf.
ft.
Install windscreen wiper motor – see operation "Windscreen
Wiper, Front, Remove and Install" in group "N".
Install charge air pipe – see operation "Charge Air Pipe,
Remove and Install".
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