1988 CITROEN CX Service Manual

PURFLUX
LS 483 l-l
/
TOTAL
SUPER DIESEL
15w40 TOTAL
RUBIA-S-1OW
- 12oc+
’ Bar ’
Q
/
, 2,5 bars mini
4,5 -+ 5 bars ~
0,9 L
-
8531

RECOMMENDED TOOLS
Removing and refitting the power unit assembly 6602-T
2517-T.bis
406 1 -T
6031 -T
Set of three stands
Lifting sling.
VISA anti-roll bar tensioning device
Attaching bracket (for the petrol turbo engine)
Removing and refitting the drive-shafts 3312-T
or 6323-T
6310-T
6320-T
Lower arm ball-joint extractor with bosses
Lower arm ball-joint extractor, with or without bosses
Wheel hub locking tool.
Anti-roll bar link rod puller
- Torque wrench (40 m.daN)
- Bush 35 mm accross flats
+K 8531

REMOVING AND REFITTING
THE ENGINE/GEARBOX ASSEMBLY
- 2.5 LITRE CX WITH PETROL INJECTION -
REMOVAL
Support the car on stands horizontally, Fig. I using
the three stands 6602-T, in order to facilitate the
removal of the power unit assembly and to reposition
it more easily on the stands.
Depressurize the hydraulic system.
Drain the brake accumulator.
Set the height control to the “low” position
Remove:
- the battery,
- the bonnet,
- the front wheel,
- the spare wheel
- the protection plate located under the spare wheel,
Drain the cooling circuit via the drain hose of the
radiator.
Take off the crankcase drain plug (I 1, Fig. II.
Remove the drive-shafts:
(Refer to Op @ MA.372. l/l)
Uncouple: hoses (6) and (71, Fig. IV (protecting the
alternator from water entry at “a”).
Disconnect the engine cooling fan thermal switch.
Remove the engine heat sink.
Extract, Fig. Ill:
- the screws that secure horn (2) support, passing
through the wheelarch,
- the wheelarch lining. Disconnect:
- wiring harnesses (3) from the battery positive lead,
Fig. Ill,
- the ground cable from the gearbox,
- the wiring harness from the reversing lamp switch.
Remove, Fig. Ill:
- the pressure regulator accumulator,
- pipe (4) between pressure regulator and brake accu-
mulator.
Vehicle with air conditioning option:
- the belt protective cover,
- the air conditioning compressor drive belt
Uncouple:
- the air intake casing position accelerator cable,
- the high pressure pump rubber suction pipe,
- the high pressure pump outlet pipe (5) and its attach-
ment, Fig. Ill.
Disconnect: Fig. V
- the throttle spindle switch (IO),
- knock sensor (14).
Uncouple: Fig. V
- pressure sensor pipe(91,
- supplementary air pipe (I I),
- cylinderhead cover pipe (I 21,
- breather pipe (8).
Remove suction pipe (I 3) situated between the flow-
meter and the turbocharger or between the flowme-
ter and the inlet manifold.

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I

- pressure regulator- and compressor holder nuts (1 )
(a//- condit/oning option).
- all the sfirms,
and put them rn place of the battery.
Uncouple the exhaust systern.
Normally aspirated engine with E. F. I..
Remove the 4 exhaust pipe nuts.
Turbo with E./Y/., Fig. II and 111
Remove:
- screw (2) and shims (31,
- flexrble pipe screws (7),
- nuts and spacers (4).
Release exhaust pipe (8) downwards.
Remove nuts (5) and flexible pipe (6). - adtustrng nuts (91,
- clutch control support screws (I 0).
Uncouple the power take off with double outlet,
Fig. V.
Fully loosen screw i 121, then retrghten it by two turns
to prevent the speedometer drive guide from being
pushed out.
Disengage the twin outlet power take off ( 1 1).
Remove oil gauge i 13).
Uncouple, Fig. V:
- heater hoses (I 6) and (I 71,
- fast idle air duct (I 5),
- petrol supply pipe (181,
- petrol return pipe (14).
Disconnect, Fig. VII:
- connectors (201,
- sensors (221,
- coils and suppressors (I 9),
- gear shift link rods (21 ).

o&ion oi‘i tht: enginr:,
-T.bis (as shown on i/til.irial~oiii,
attaching bracket 6031-
nafu/a//y asp/rafed erg/m with E/7: bracket to bc: fit-
ted on the exhaust pipe, with one screw,
turbo with EN: fit the bracket to the pressure relief
valve outlet,
- tensioner 4061-T (siack).
Place sling 2517-T.bis. under tension, tensioner
4061-T being loosened, Fig. II.
Remove:
- screw (I 1 from the engine bearer, Fig. III.
- nut (3) and screws (4) from the gearbox mounting,
Fig. V (retrieve the shims),
- screw (2) from the torque rod; slacken the other
scl-ew, Fig. IV.
Slightly raise the power unit assembly
Screw tensioner 4061-T fully, Fig. VI and remove
the engine/gearbox assembly:
Before refitting the power unit assembly:
Check the condition of the engine mounting brac-
kets. Replace them if needed.
Adjustment to be tested,
(as per Op.0 MA 733.0/1) Fit the engine crankcase water dralrl plug, fltted with a
~~~in~ torque: 3 mda
Place sling 2517-T.bis, attaching bracket 6031 -T
and tensioner 4061-T; screw the tensioner fully In,
Fig. I and VI.
Engage the engine/gearbox assembly Into Its corr-
partment, Fig. VI.
l-oosen tensioner 4061-T, Fig. II.
Refit: (without tightening)
- engine support bracket
screw (I 1,
- torque rod screw (2)
- gearbox support plate (toyeTher with 1f.s shims).
Tighten:
- the engrne bearer to 10 mdaN, Fig. III
- the torque rod to 9 mdaN, Fig. IV
-. the gearbox support plate fixings, Fig. V:
screws (4): to 3 mdaN
nut (31: to 16.5 mdaN.
Insert the clutch cable into Its ball-joint. Tighten clutch
control support (5). Adjust the clutch , Fig. VII.
Locate, Fig. VIII.
the dual outlet power take off (61.
the oil gauge.

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II