1988 CITROEN CX lock

yaltot 12) connectiriy iije turbocihaiger to the
flowrneter.
Loosen the 8 valve rockers setting screws as rnuci-1
as possible so as to reduce the stresses oli camshafts
Remove, Fig. II:
the wheelarch rubber sealing strip,
- tlrmng cover (3).
Engage lhe highest speed. Run the cl-ankshaft by
means of the wheel hub.
Line up:
rnarks “a” and “b” UP over the cenlre line x x’ pas-
sing through the centres of the tlrrring gears,
Fig. IV.
Remove
the chain tensioner (cj), Fig. IV.
NOTE:
BRAMPTON type tensioner, Fig. III:
When dismantling, hold the body iii) and pad (5) togc-
ther to prevent the parts from being scatter&
SEDlS type tensioner, Fig. V:
With a screwdrlver placed at “c”, turn to the left io
lock the pad before disrnarltllrlg.
Remove:
the carnshaft drive gear- wheel,
the tlrnlr-ig chain
NOTE:
BRAMPTON type tensioner, Fig. Ill
Before putting 11 irrlo i.)ir!ce, push the pistorl provided
with 11s spring fully home a~rtl turn clockwise Depress
pad (51 to release it
SEDIS type tensioner, Fig. V
1-o unlock the pad, turn tile sclewdrlver placed at “c”
to the right
Check, Fig. IV, that
the play between limiter pad (7) and the tlmng
chain IS.
Refit: 0.1 to 0.5 mm
-.
the timing case (tightened to 1.7 mdaN),
the wheelarch rubber sealing strip,
the HH front wheel.
Adjust the valve clearance:
Inlet : 0.15 mm
Exhaust : 0.20 mm
Fit:
the cylinderhead cover, (tighten the screws to
0.7 mdaN),
the Iniot rnanlfold,
he spai-king pluys,
the flowmeter to iurbocilarycr yalter
[Lower the vehicle to the ground

* CX @ No. 48
M25/660
- 2187 “2/87-- M25/648 M25/669 (2/87)
ROTO-DIESEL DPA MA 300 DPC MA 260 8443 A 1114 0 ROTO-DIESEL DPC MAS 100 DPC MAS 200 R 8443 A 360 A
or8361 B
ROTO-DIESEL F SL AC
0 ROTO-DIESEL F SL AC
CAV 71111796 0 CAV 71111796
ROTO-DIESEL RKB 45 SD 5422 @ ROT0 DIESEL RKB 45 SD 5422
ROTO-DIESEL RDNOSDC 6577B 0 ROTO-DIESEL RDNOSDC 6751 ROTO-DIESEL RDNOSDC 6850 C
BERU 0100 221 106
@ BERU 0100 221 106
BOSCH 0 250 200 059 BOSCH 0 250 200 059
ROTO-DIESEL R53 56 501B CO+@ ROTO-DIESEL R 53 56 502 R 53 56 503 C
Orange paint
White paint Blue paint
STATIC SETTING-2187
2187-
DYNAMIC
TIMING
IDLING SPEED
ANTI-STALL
MAXIMUM
NO LOAD
SPEED M 251660 M 25/648 M 251669
By timing marks on cylinder block and flywheel
4 12 k 0.05 mm 3.24 f 0.05 mm 3.58 t- 0.05 mm
BTDC BTDC BTDC
or 22O
or
4.71
19”
Engine hot at a speed of 800 t 25 rpm
10.30’ + 1 o
I go i 1”
800 I 25 rpm
DPA 800 t 25 rpm
DPC 800 t 50 rpm 800 & 50 rpm
4625 & 125 rpm
r
4400 + 125 rpm

Raise the R.H side of the vehicle and support it on
stands.
Disconnect the negative lead from the battery
Engage the highest gear. Using the road wheel, turn
the engine.
Set No. I cylinder to the initial timing point, Fig. I.
(look into the oil filler hole)
- Bring cylinder No. 1 valves into the rocking position
by rotating the engine one turn clockwise.
- Marks- and- should be aligned.
Remove:
- the road wheel,
- the wheelarch lining,
- the belt upper protection cover.
Loosen:
- the injection pump drrvrng pinion nut,
- the belt tensioner nut,
- compress the spring of the tensioner.
Remove:
- the pinion nut,
- the injection pump driving belt. MANDATORY: TO AVOID THE PUMP BEING
DAMAGED INTERNALLY WHEN REMOVING
THE DRIVING PINION, PULLER REF. H AND ITS
NUT J FROM TOOL BOX 6028.T MUST BE
USED.
Fit the nut and clamp of tool 6028.T, Fig. II.
Slacken the nut of tool 6028.T until the injection
pump drive shaft starts moving.
Disconnect the electrical STOP solenoid
Uncouple:
- the accelerator cable,
- the fast idling cable,
- the fuel supply pipe,
- the fuel return pipe.
DPC injection pump, Fig. ill:
Disconnect from the overfuelling circuit:
- the diesel fuel return pipe (21,
- the air pipe (I 1.
Push the diesel fuel filter to one side
Remove:
- the spring,
- the injectors sets of feed pipes,
- the pump fixing nuts (3) Fig. IV.
by means of a 73 mm A/F open spanner
and a 6 mm hexagon Allen key.

REMOVING AND REFITTING
AN UPPER WHEEL ARM
REMOVAL
Raise and support the front of the vehicle on stands
6602-T.
Depressurize the hydraulic circuit.
Set the height control lever to the (( low )) position
Remove, Fig. I :
- the wheel,
- the suspension cylinder pivot retaining pin (I 1,
- the anti-roll bar link rod nut (2).
Uncouple ball-joint (3) from the anti-roll bar link rod
using puller 6320-T. Fig. II.
Screw up the tool nut in the ball-joint stem. Fit the
tool cross piece and pin.
Extract, Fig. Ill,
- the nut from upper ball-joint (4).
Disconnect the upper ball-joint.
NOTE:
If the vehicle is fitted with the ABS, the removal of
the upper ball-joint nut requires pushing back the
transmission.
Remove:
- the pin, C
- the nut lock,
- the drive-shaft nut.
Fig. IV
- nut (51,
Fig. V
- the spindle with extractor 6303-T.
Remark: An adjustment shim may be found between
the arm and the front face of the subframe. REFITTING
The LH wheel arm is different from the RH one. Boss
u a )a should be directed towards the rear of the
vehicle when the wheel arm has been fitted.
Reinstall, Fig. V :
- the arm fitted with its thrust cups (7)
frhe thinner cup facing rearwardsl,
- the adjustment shim (6) found on dismantling, facing
forward.
Engage the spindle ; place a new NYLSTOP nut.
Tighten to 12.5 mdaN
Recouple the upper ball-joint.
Tighten the new NYLSTOP nut to 7 mdaN
Reconnect the anti-roll bar link rod (wipe the ball-joint
fixing but do nor use solventl.
Tighten the new NYLSTOP nut to 4.7 mdaN
Refit the suspension cylinder pivot and pin.
Vehicles equipped with the ABS:
Fit the drive-shaft nut (with the faces and threads
lubricated).
Tighten to 37.5 mdaN.
Replace:
- the nut lock,
- the pin,
- the road wheel

TOOLS TO BE USED
1671-T
3312-T
or 6323-T
6306-T
6312-T
6602-T
Inertia extractor
Lower wheel arm ball-joint extractor
with bosses.
Lower arm ball-joint extractor
with or without bosses.
Adaptor.
Expandable element to secure the lower
wheel arm fluid blocks.
Set of three stands
REMOVING AND REFITTING
A LOWER WHEEL ARM
8531-8532

FRONT AXLE
TOOLS TO BE USED
631 O-T.
3312-T.
or 6323-T.
Hub locking tool
Lower arm ball-joint extractor, with bosses
Lower arm ball-joint extractor, with or without bosses
Torque wrench (40 mdaN) Sleeve 35
mm A/F
REMOVING AND REFITTING A SWIVEL
+I+ 8531-8532

REMOVlNG AND REFlTTlNG A SWIVEL
REMOVAL
Support the front of the vehicle on stands.
Depressurize the hydraulic systems.
Remove:
- the road wheel,
- the pin,
- the nut lock,
- the nut (35 mm A/F)
Lock the wheel hub with tool. 6316-T, Fig. I.
Fig. II :
- nut (1) and its washer ; disengage the bail-joint from
the swivel,
- lock nut (6),
- nut (5).
Uncouple, Fig. II and Ill :
- cable (2) from the control lever,
- spring (31,
- cup (41,
- connection (7).
Take off, Fig. Ill, nut (8) together with its washer.
Liberate flexible pipe (9) from its fixing bracket,
Fig. Ill. ABS vehicles, Fig. IV
Extract the screw (I 0) securing the sensor.
Disconnect the brake pad wear warning lamp
harness.
Withdraw:
- the brake disc cooling plate,
- the harness screw and fixing bracket; release the
harness.
Remove the lower ball-joint nut.
Uncouple the swivel lower ball-joint using extractor
3312 T or 6323 T, Fig. V,
(avoid damage to the ball-joint protection rubber).
Pull out the drive-shaft.
Take off nut (I I) from the upper ball-joint, Fig. VI.
Uncouple the upper ball-joint.
Remove the swivel.

REMOVING AND REFITTING A SWIVEL
REFITTING Replace, Fig. IV:
Wipe the ball-joint fixings and location, do not use - flexible pipe (I I) into its fixing bracket,
solvent. - washer (I 0).
Recouple the upper ball-joint with the swivel. Tighten nut (9) to 2.2 mdaN.
Refit, Fig. I: Recouple:
- washer (I),
- Fig. IV, connection (I 2) provided with a new sea/.
- nut (2).
- Fig. V, the steering ball-joint.
Tighten to 7 mdaN (New NYLSTOP nut).
Refit:
Introduce the drive-shaft end into the wheel hub - washer (I 31,
(lubricate the hub seal lips). - nut (14) (New NYLSTOP one).
Couple up the lower ball-joint. Tighten to 6 mdaN.
Tighten to 6 mdaN the new NYLSTOP nut. Reconnect:
-cup (171,
Reconnect the brake pad wear warning lamp harness. - spring (I 61,
-cable (15).
Refit, Fig. II and Ill:
Adjust the handbrake (as indicated in @ 454.011).
- electrical harness fixing bracket (4).
- earth lead (5).
- screw (3). Put the drive-shaft nut into place.
- metal panel (6). (Faces and threads lubricated).
Lock the hub, utilizing tool 6310-T Fig. VI.
ABS vehicles, Fig. Ill:
Tighten to 37.5 mdaN.
Reinstall sensor (7) (spread MOB/L TEMP No. 1
grease over the outside of the sensor.
Bleed the front brakes (see @ 453.0/l/.
Tighten screw (8) to 1 mdaN.
Fit the wheel.
Lower the vehicle to the ground.
8531-8532