1998 JAGUAR X308 air intake

Intake Air Distribution and Filtering - Charge Air Cooler Radiator
Remo
val and Installation
Remov
a
l
1.
Op
en the engine compartment and fit paintwork protection
sheets.
2. Disconnect the battery.
1. Remove the battery cover.
2. Disconnect the battery ground cable.
3. Remove the engine radiator and air conditioning condensor
assembly. Refer to operation 26.40.01.
4. Remove the grill assembly fo r access. Refer to operation
76.55.15.

5. Drain th e charge air cooler radiator.
Reach t
hrough the front bumper
splitter vane to remove
the radiator drain plug.

6. Disc
onnect the radiator
hoses from the radiator.
1. Disconnect the coolant pump to radiator hose.
2. Disconnect the return hose.
3. Disconnect the bleed pipe.

7. Re
move the two radiator fixing bolts.
8. Displace and re-position the am bient air temperature sensor
and bracket.

Intake Air Distribution and Filtering - Supercharger
Remo
val and Installation
Remov
a
l
Installation
1. Disc onne
ct battery ground cable (IMPORTANT, see SRO
86.15.19 for further information).
2. Drain radiator coolant; refer to 26.10.01.
3. Remove air cleaner cover / intake assembly; refer to 19.10.30.
4. Remove throttle body; refer to 19.70.04.
5. Remove exhaust gas re-circulation valve (EGR) if installed;
refer to 17.45.01.
6. Remove throttle intake elbo w; refer to (SC) 19.70.28.
7. Remove supercharger outlet duct; refer to 18.50.16.
8. Remove coolant outlet pipe; refe r to operation (SC) 26.31.08.
9. Remove supercharger drive belt; refer to 18.50.08.
10. Disconnect remaining coolant hoses from charge air coolers.
Position pipes to facilitate removal
of supercharger.
Inst
al
l suitable blanking plugs.

11 .
R
emove supercharger from engine.
1. Remove bolt.
2. Remove bolts .
3. Remove supercharger.

1. Inst al
l supercharger.
2. Connect all hoses to charge air coolers.
3. Install supercharger driv e belt; refer to 18.50.08.
4. Install engine coolant outlet pipe; refer to 26.31.08.
5. Install supercharger outlet du ct and new gasket; refer to
18.50.16.
6. Install throttle intake elbow; refer to 19.70.28.
7. Install exhaust gas re-circulation valve (EGR) if applicable;

r
efer to 17.45.01.
8. Install throttle body ; refer to 19.70.04.
9. Install air cleaner cover / intake assembly; refer to19.10.30.
10. Refill cooling system; refer to (SC) (26.10.01).

Intake Air Distribution and Filtering - Supercharger Outlet Pipe
Remo
val and Installation
Remov
a
l
1.
Re
move air cleaner cover / intake
assembly; refer to 19.10.30.
2. Drain radiator coolant; refer to operation (SC) 26.10.01.

3. Disc
onnect coolant hoses and vacuum pipe from supercharger
outlet duct.
Pl a
ce absorbent rags under
the two coolant hoses which
are connected to the outlet duct.
1. Remove vacuum pipe.
2. Disconnect hoses.
Plu g
hoses and outlet duct stub pipes to prevent spillage.

4. CAUTIO
N: Take care to avoi
d any coolant from dripping
into supercharger.
Remove supercharger outlet duct. 1. Remove three bolts.
2. Remove four bolts.
Di
scard rubber seals from bolts.
3. Remove outlet duct.
Discard ou
tlet duct gasket.
5.
Bla
nk supercharger outlet with
body tape, or similar, to
prevent ingress of foreign matter.

6. Remove charge air c oo
ler inlet assembly.
1. Remove two bolts.
2. Remove two bolts.
3. Remove charge air cooler inlet assembly.
7. Remove ducts from charge air cooler inlet assembly.
1. Remove two clamp plates.
2. Discard two ducts.

4. Secure charge air cool
er inlet as
sembly to supercharger outlet
duct.
1. Install bolts.

5. Inst al
l coolant hoses and vacuum pipe to outlet duct.
1. Install vacuum pipe.
2. Install coolant hoses.
6. Refill cooling system; refer to (SC) (26.10.01).
7. Install intake tube / air fl ow meter / air cleaner cover
assembly; refer to 19.10.30.

Intake Air Distribution and Filtering - Su
percharger Outl
et Pipe Gasket
Re
moval and Installation
Remov

al
Installation

1.
R
emove supercharger outlet
duct; refer to 18.50.16.
1. Installation is a reversal of the removal procedure.

Intake Air Distribution and Filtering - Thrott
le Body Elbow
Re
mo
val and Installation
Remov
a
l
1.
WARNING: B E
FORE PROCEEDING, IT IS ESSENTIAL THAT

WARNING NOTES GIVEN IN SECTION 100-00 (UNDER HEADING
'SAFETY PRECAUTIONS') AR E READ AND UNDERSTOOD.
Disconnect battery ground cable (IMPORTANT, see SRO
86.15.19 for further information).
2. Re
move air cleaner cover / inta
ke assembly; refer 19.10.30.
3. Remove throttle assemb ly; refer to 19.70.04.
4. Remove exhaust gas recirculation (EGR) valve where installed;
refer 17.45.01.

5. Re
lease intake elbow from right-hand support bracket.
Re
lea
se brake servo vacuum pi
pe and disconnect pipe.
1. Disconnect vacuum pipe.
2. Remove upper bolt.

6. Relea
se intake elbow from le
ft-hand support bracket.
1. Disconnect vacuum pipe.
2. Disconnect engine breather T-piece.
3. Remove upper bolt.
4. Loosen, but do not remove, lower two bolts.

7. Re
move intake elbow from supercharger.
1. Release and pull back cl ips securing bypass hoses
at charge air coolers.
2. Remove four bolts.
3. Remove hoses from charge air cooler stub pipes.
Re move as
sembly from vehicle.
4. Discard gasket.
Cle a
n all mating faces.
8. Remove by-pass valve assembly from intake elbow.

I
nstallation

1.
Remove two bolts.
Re

move by-pass assembly from
elbow and discard O-ring.
9. Where necessary, remove blanki ng plate from intake elbow.
Re
move bolts.
Di

scard gasket.
Cle

an all mating faces.
1. Where necessary, install blanking plate to intake elbow.
Inst
all new gasket.
Inst

all bolts (18-24Nm).

2. Inst
all by-pass valve assembly to intake elbow.
Inst

all new O-ring and lubricate with petroleum jelly.
1. Install bolts.

3. Install
intake elbow to supercharger.
1. Install two bolts to intake elbow and install new gasket.
2. Position intake elbow assembly with by-pass hoses located on charge air cooler stub pipes.
3. Install and tighten four bolts .
4. Position hose securing clips.
4. Install left-hand support brac ket to intake elbow and re-
connect pipework.
1. Install bolt.