2004 Citroen C3 Egr

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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
Engines: KFV NFU RFN RHZ
Updating the value of the oil usage counter.
Using PROXIA.
Access to reading and recording of the oil counter is via the menu:
«Configuration
(integrated circuit button)/ Oil counter».
Adjustment of the oil counter value is done in incremental steps of
2750units.
Using LEXIA or ELIT.Access to reading and recording of the oil counter is via the menu:
«Oil counter».
Adjustment of the oil counter value is done by entering directly the
5 figures of the oil counter.
Downloading.
ECU downloading procedure:
Follow the diagnostic tool procedure.
A new ECU or downloaded update is always configured with the
following options:
SHIFT LOCK gear selection lever position.
Without OBD outlet
(depollution L4).
If the ECU is to be fitted to a vehicle with depollution
L4or not
equipped with gear lever locking safety: Perform a configuration operation.
Pedal initialisation.
A pedal initialisation must be carried out in the following cases:
Replacement of the automatic gearbox ECU.
Replacement of the automatic gearbox.
Downloading of the ECU configuration.
Adjustment or replacement of the accelerator cable.
Replacement of the butterfly potentiometer.
RECOMMENDATIONS PRECAUTIONS: AL4 AUTOMATIC GEARBOXC3 XSARA XSARA PICASSO
Procedure for initialising the automatic gearbox ECU

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BRAKES
BRAKE SPECIFICATIONS
Braking circuit with ABS REF
(a) Hydraulic circuit(b)Electrical circuit
(1)Master cylinder in tandem(2)Braking servo(3)Brake caliper (or drum at the rear)(4)Hub equipped with a bearing with an integral magnetic wheel(48 pairs of poles)(5)Wheel sensor(6)Brake fluid level sensor(7)Hydraulic block plus ECU(8)Stoplamp switch(9)Instrument panel(10)Diagnostic socket(11)Builtin systems interface (BSI)
B3GP02RP
C2

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C2
BRAKE SPECIFICA TIONS
(7) Hydraulic blockBRAKESRef. Components Supplier Part no. Observations
ABS MK 70 Mounted on the front LH chassis
Hydraulic block 96 514 120 80 member.
ESP ABS MK.60 4 adjustment channels.
7 96 490 288 80
ABS MK.70
ECU ESP ABS 26way connector.
MK 60 Integral to the hydraulic block.
2way blue connector.
The sensors are inductivetype.
Front wheel sensor TEVES Mounted on the pivot
Nonadjustable airgap:
0.16 to 1.6 mm.
596 387 201 80Tightening torque:0.8 ±0.2 m.daN.
2way blue connector.
The sensors are inductivetype
Rear wheel sensor Mounted on the suspension arm.
Nonadjustable airgap
: 0,35 à 1,6 mm.
Tightening torque:0,8 ± 0,2 m.daN.
Hub equipped with a bearing with
4 Hub bearing SNR an integral magnetic wheel
(48 pairs of poles).B3FP7BVC

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BRAKESBRAKE SPECIFICATIONS (WHITHOUT ABS REF)
Engine typeHFX KFV KFU 8HX 8HW
Master cylinder
20,6
Ø Master vac203,2
mm Caliper/piston makesLUCAS/TRW C48/13 48
FT Disc Plain266 266
Disc thickness/minimum thickness13/1113/11
Ø
mm Disc Ventilated266
Disc thickness/minimum thickness22/20
Brake pad gradeTEXTRR T 4144
ØDrum / Max. thickness
mm Width203/205/38
RRMakeDON
Brake lining grade8259
Braking compensator (Vehicle without ABS) (CICR= Compensator integral to the wheel cylinder). REF= Electronic brakeforce distribution.
Supplier/Type/Cutoff pressure (Bar)RPO 9666 LUCAS LUCAS/CICR/35Supplier/Type/Cutoff pressure (Bar)RPO 9667 LUCAS LUCAS/CICR/27 1.1i
1.4i1.4i 16V 1.4 HDi
C3

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BRAKESBRAKE SPECIFICATIONS (WITH & WITHOUT ABS REF)
Engine typeKFV 8HX KFV NFU 8HX
Master cylinder
20,6 22,2(*)
ØMaster vac
203,2228,6
FT mm Makes /piston makesLUCAS/TRW C38 HR 9/13
Disc Ventilated266
Disc thickness/minimum thickness22/20
Brake pad gradeTEXTRR T 4144
ØCylinder or caliperLUCAS/TRW C 38/13 38
mmDiscPlain247
RR Disc thickness/minimum thickness9/7
ØDrum / Max. thickness /
mmWidth203/205/38203/205/38
MakeDONGALFERDON
Brake lining grade8259/1 G 4554 8259/1
(*)= With emergency braking system.(CICR = Compensator integral to the wheel cylinder)Braking compensator (Vehicle without ABS)REF= Electronic brakeforce distribution.
Supplier/Type/Cutoff pressure (Bar) :LUCAS/CICR/27
Braking compensator (Vehicle with ABS)NOTE:Braking compensators = The compensator and limiter functions for the main brakes are assured by the ABS REF system.
C3 PLURIEL
Sans ABS REF Ftec ABS REF
1.4i 1.4 HDi 1.4i 1.6i 16V 1.4 HDi