2004 Citroen C3 hfx

Downloaded from www.Manualslib.com manuals search engine 363
AXLES
SUSPENSION
STEERING
FEATURES OF ELECTRIC POWER STEERING
Engines: HFX KFV NFU 8HX
Steering assistance
Supplier:KOYO.
The steering assistance is rpovided by the assistance motor
(12),
controlled by the ECU.
Power delivered to the assistance motor
(12)depends on:
Speed of the vehicle.
Torque applied on the steering wheel.Only one ECU version, whatever the enginetype.
The electric power steering ECU is linked to the following connectors:
(6)Assistance motor supply.
(13)Electric power steering ECU supply.
(14)Control signals.
After changing the electric power steering ECU, it is necessary to
perform a configuration.
B3EP13KCB3EP13LC
C2
Electric power steering ECU

Downloaded from www.Manualslib.com manuals search engine 364
AXLES
SUSPENSION
STEERING
SPECIAL FEATURES: STEERING
Engines: HFX KFV NFU 8HX
Centring the steering rack
Preliminary operation.
Raise and support the vehicle on a twocolumn lift.
Remove, on the RH side of the steering rack:
Clip
(1).
Clip (2).
Release the steering rack rpotection gaiter.
Setting.
Move the steering to full left hand lock.
Measure the dimension X.
Move the steering to full right hand lock.
Measure the dimension
Y.
Calculate the dimension:
L = (Y – X) : 2.
Refit:
The steering rack rpotection gaiter.
New clips
(1)and (2).
B3EP13UC
B3EP13VD
C2

Downloaded from www.Manualslib.com manuals search engine 371
AXLES
SUSPENSION
STEERING
FRONT AXLE
Tightening torques (m.daN).
(1)Nut fixing suspension leg on body: 6,5 ± 0,6
(2)Suspension leg:
(3)Antiroll bar link rod upper balljoint: 3,2 ± 0,3
(4)Suspension leg pivot: 5,4 ± 0,5
(5)Antiroll bar link rod lower balljoint: 3,2 ± 0,3
(6)Antiroll bar bearing fixing on subframe:8 ± 0,8
(7) Hub nut: 24,5 ± 0,5
(8)Wheel bolt:9 ±1
(9)Subframe to bodyshell fixing screw:10 ± 1
(10)Antiroll bar:
(11) Pivot lower balljoint fixing on lower arm: 5,5 ± 0,5
(12)Pivot lower balljoint fixing: 4 ± 0,4
(13)Lower arm front and rear mounting fixing:14 ±0,4
(14)Stabiliser bar screw: 6,6 ± 0,7
(15)Steering balljoint fixing:3,5 ± 0,3
Antiroll bar
Diameter (mm) Colour
HFX KFV
C3KFU NFU 8HX19Blue
8HW 8HV 8HY
C3
Pluriel KFV NFU 8HX 20 Green
B3CP07RP
C3 C3 PLURIEL

Downloaded from www.Manualslib.com manuals search engine 372
AXLES
SUSPENSION
STEERING
REAR AXLE
Tightening torques (m.daN).
(1)
Rear axle fixing screw: 10 ± 1
(2)Antiroll bar:
(3)Rear axle crossmember:
(4)Rear suspension arm rubber mounting yoke:
(5)Rear suspension arm rubber mounting:
(6)Yoke / suspension arm fixing screw: 7,6 ± 0,5
(7)Rear suspension arm:
(8)Stub axle bearing nut: 20 ± 2 greased
(9) Damper:
(10)Damper upper fixing: 4,5 ± 0,4
(11)Damper lower fixing: 9,3 ± 1
(12)Suspension spring:
(13)Travel stop:
(14)Secondary brake cable guide and its support:
Antiroll bar
Diameter (mm)
HFX KFV
C3KFU NFU 8HX25,5
(tubular)
8HW 8HV 8HY
C3
PlurielKFV NFU 8HX26
(tubular)
B3CP0AFP
C3 C3 PLURIEL

Downloaded from www.Manualslib.com manuals search engine 376
AXLES
SUSPENSION
STEERING
FEATURES OF ELECTRIC POWER STEERING
Engines: HFX KFV KFU NFU 8HX 8HW 8HV 8HY
Steering column
Tightening torques m.daN.
(1)
Steering wheel fixing:2 ±0,3
(2)
Steering column fixing on support:2,2 ± 0,5
(3)
Steering cardan fixing: 2,2 ± 0,2Identification.
Identified by the colour of the ring at «a».
Left hand drive
:BLUE ring.
Right hand drive
: WHITE ring.
B3EP13GDB3EP13HC
C3 C3 PLURIEL

Downloaded from www.Manualslib.com manuals search engine 377
AXLES
SUSPENSION
STEERING
FEATURES OF ELECTRIC POWER STEERING
Engines: HFX KFV KFU NFU 8HX 8HW 8HV 8HY
Steering mechanism
Tightening torques m.daN.
(4)
Balljoint fixing on pivot: 3,5 ± 0,3
(5)
Steering rod locknut: 5 ± 0,5
(8)
Threaded washer
(9) Stud: 0,8 ± 0,1
(10)
Flat washers
(11)Fixing of mechanism on subframe:8 ±0,8
Connectors.
(6)
Supply of electric assistance motor
(7) Torque sensor signals
HFX KFV 8HX 8HWKFV (BVA)
NFU 8HY 8HV
Electric motor 60 A 65 A
Steering rack travel2x72 2x64
Steering ratio45,6/1
Number of rotations
3,22,8
of steering wheel
Inner angle of lock 38° 32°30’
Outer angle of lock 32°24’ 28°42’
B3EP13JD
C3 C3 PLURIEL

Downloaded from www.Manualslib.com manuals search engine 378
AXLES
SUSPENSION
STEERING
FEATURES OF ELECTRIC POWER STEERING
Engines: HFX KFV KFU NFU 8HX 8HW 8HV 8HY
Steering assistance
Supplier:KOYO.
The steering assistance is rpovided by the assistance motor
(12), controlled
by the ECU.
Power delivered to the assistance motor
(12)depends on:
Speed of the vehicle.
Torque applied on the steering wheel.
Electric powerassisted steering ECU.
Only one ECU version, whatever the enginetype.
The electric power steering ECU is linked to the following connectors:

(6)Assistance motor supply.
(13)Electric power steering ECU supply.
(14) Control signals.
After changing the electric power steering ECU, it is necessary to
perform a configuration
(see corresponding operation).
B3EP13KCB3EP13LC
C3 C3 PLURIEL

Downloaded from www.Manualslib.com manuals search engine 379
AXLES
SUSPENSION
STEERING
SPECIAL FEATURES: STEERING
Engines: HFX KFV KFU NFU 8HX 8HW 8HV 8HY
Centring the steering rack
Preliminary operation.
Raise and support the vehicle on a twocolumn lift.
Remove, on the RH side of the steering rack:
Clip
(1).
Clip (2).
Release the steering rack rpotection gaiter.
Setting.
Move the steering to full left hand lock.
Measure the dimension X.
Move the steering to full right hand lock.
Measure the dimension
Y.
Calculate the dimension:
L = (Y – X): 2.
Refit:
The steering rack rpotection gaiter
New clips
(1)and (2).
B3EP13UC
B3EP13VD
C3 C3 PLURIEL