2004 Citroen C2 valve

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INJECTION
CHECKS: EXHAUST GASES RECYCLING CIRCUIT
Engines: 8HX 8HW
Engines: 8HV 8HY
Tools.
[1]
Manual pressurevacuum pump: FACOM DA 16
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel
injection (HDi) engines.
EGR v
alve.Connect tool [1]on the capsule takeoff (2).
Apply a vacuum of approx.0,6 barseveral times to activate the rod «a».
In abruptly suppressing the vacuum, the valve should click and lock itself back on its seating.
Regulation electrovalve (EGR).(Engine:8HX8HW).Check to be performed between the electrovalve (1)and the EGR valve (2).
Link the tool [1]in series, between the electrovalve (1)and the capsule (2).
Compare the values noted with those in the table below.
Regulation electrovalve (EGR).(Engine:8HV8HY).Check to be performed between the electrovalve (2)and the EGR valve (1).
Link the tool [1] in series, between the electrovalve (2)and the capsule (1).
Compare the values noted with those in the table below.
Engine speed (rpm) Vacuum value
780 0,5
2500 0
B1HP15GD
B1HP1K6D
C2 C3

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INJECTION
CHECKS: EXHAUST GASES RECYCLING CIRCUIT
Engines: 9HZ 9HY
B1HP1UPC
B1HP1UQC
XSARA PICASSO
Exhaust gas recycling (EGR) valve.
(1)
Exhaust gas recycling (EGR) electrovalve
NOTE:The engine ECU pilots the EGR valve.
Perform the check with the aid of a diagnostic tool.
Carry out the following operations with the diagnostic tool:
«INJECTION» menu.
Actuator tests.
EGE electrovalve.
Check that you can hear the click from the EGR regulation electrovalve.
Double butterfly housing (vehicle with particle filter).
(2)
Double butterfly housing.
Perform the check with the aid of a diagnostic tool.
Carry out the following operations with the diagnostic tool:
«INJECTION» menu.
Actuator tests.
Butterfly.
EGR exchanger butterfly.
Check that you can hear the click from the double butterfly housing.

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INJECTION
CHECKS: EXHAUST GASES RECYCLING CIRCUIT
Engines: RHY RHZ
XSARA PICASSO
Tools.
[1]
Manual vacuum pump : FACOM DA 16
IMPERATIVE: Respect the safety and cleanliness requirements.
EGR valve.
Connect the tool [1]to the capsule union (1).
Apply several times in succession a vacuum of approx.0.6 barto activate the rod "a".
In abrupt reaction to the vacuum, the valve should close on its seating with a clicking
noise.
Exhaust gas reycling (EGR) electrovalve. Check, not under load, between the electrovalve (2)and the EGR valve (1).
Connect the tool [1]between the electrovalve (2)and the capsule (1).
Compare readings with the values in the table below.
Engine speed (rpm) Vacuum value
7800,5
25000
B1HP12GD

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CLUTCH
GEARBOX
TRANSMISSION
AL4 AUTOMATIC GEARBOX
Tightening torques (m.daN).
(1)
Oil flow modulation electrovalve fixing: 1 ± 0,2
(2)
Heat exchanger fixing:5 ±1
(3)
Output speed sensor fixing:1 ±0,2
(4)
Output speed sensor fixing: 1 ± 0,2
(5)
Oil overflow and drain fixing: 4 ± 0,2
(6)
Oil level plug:2,4 ±0,4
(7)
Oil pressure sensor fixing: 0,8 ± 0,1
Engines: KFV NFU RFN RHZ
C3 XSARA XSARA PICASSO
B2CP3EDDB2CP311D

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AXLES
SUSPENSION
STEERING
POWERASSISTED STEERING SPECIFICATIONS
Powerassisted steering
XSARA
Tightening torques (m.daN).
(7)
Pivot balljoint nut:4
(8)
Link rod lock nut: 4.5
(9)
Balljoint on steering rack:6
(10)
Fixing on subframe:5
(11)
Hydraulic pipe connection: 2.5
(12)
Valve to housing fixing: 1.2
(13)
Plunger flange screw: 1.2
(14)
Screw fixing the steering ram
to the housing: 5.5
(15)
Nut fixing the steering ram
to the yoke: 5.5
B3EP08RD

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AXLES
SUSPENSION
STEERING
POWERASSISTED STEERING SPECIFICATIONS
XSARA
Powerassisted steering (Continued)
Number of teeth
Pignon Steering rack
travel
(mm)
71,7(
*)
(RH helix)
28
Protector colour Vehicles
BLACKAll Types (except 1.6i 16V 1.9 TD)7
Steering valve
Number of teeth (*) 3,3
LHDSteering rackNumber of
steering wheel
turns
Length of the steering link rods (Preadjustment)= 371mm (Between balljoint centres)or391mm (Between the centre of the pivot balljoint and the contact face of the steering rack balljoint).
1.6i 16V 1.9 TDORANGE8
18,8/1 Steering
ratio

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AXLES
SUSPENSION
STEERING
POWERASSISTED STEERING SPECIFICATIONS
XSARA
Powerassisted steering assembly
Tightening torques (m.daN).
High pressure tube (Rubber seal pump side)
Powerassisted valve and pump union: 2.5
Return pipe.
Powerassisted valve union: 2.5
(16)Upper front fixing (E3) : 2.5
(17) Upper rear fixing (E3) : 2.2
(18)Fixing (E3) : 2.2
Tightening sequence.
Tighten screws (16)and (18).
Lightly tighten screw
(17), then fully tighten.
Pressure switch on the pressure circuit.
Switch opens 30to 35 Bars.
Switch closes 25 Bars.
Tighten to :
2 m.daN. Powerassisted steering system capacity =
1 litre.
Oil type:TOTAL FLUIDE ATX.
SAGINAW Pump adjustment = 100 Bars ± 5.
Pump shaft threading 3/8 16 threads per inch.
B3EP045D

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AXLES
SUSPENSION
STEERING
STEERING COLUMN SPECIFICATIONS
Tightening torques (m.daN).
(7)
Pivot balljoint nut: 4 ± 0.4
(8)
Steering rod adjusting lock nut: 4.5 ± 0.4
(9)
Balljoint on steering rack: 6 ± 0.6
(10)
Fixing steering on subframe: 8 ± 0.8
(11)
Hydraulic pipe connection: 2.4 ± 0.2
(12)
Power steering valve: 1.2 ± 0.2
(13)
Plunger flange screws: 1.2 ± 0.2
(14)
Steering ram screw on housing:9 ±1
(15)
Steering ram screw on yoke:9 ±1
NOTE:
When removing the steering, it is imperative to replace screws
(14)and (15)(new screws).
B3EP117D
XSARA PICASSO