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Axles, Suspension, Steering -> Features of Electric Power Steering for Your Citroen C3 SUV First Generation (2002-2009)

FEATURES OF ELECTRIC POWER STEERING  
Engines : HFX - KFV - NFU - 8HX - 8HW - 8HY  
Steering column  
B3EP13GD  
B3EP13HC  
Tightening torques m.daN.  
Identification  
(1) Steering wheel fixing  
: 2 ± 0.3  
Identified by the colour of the ring at "a".  
(2) Steering column fixing on support  
(3) Steering cardan fixing  
: 2.2 ± 0.5  
: 2.2 ± 0.2  
Left hand drive  
Right hand drive  
: BLUE ring.  
: WHITE ring.  
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FEATURES OF ELECTRIC POWER STEERING  
Engines : HFX – KFV – NFU – 8HX – 8HW – 8HY  
Steering mechanism  
Tightening torques m.daN  
(4) Ball-joint fixing on pivot  
: 3.5 ± 0.3  
: 5 ± 0.5  
(5) Steering rod lock-nut  
(8) Threaded washer  
(9) Stud  
: 0.8 ± 0.1  
(10) Flat washers  
(11) Fixing of mechanism on subframe : 8 ± 0.8  
B3EP13JD  
KFV (Auto.)  
NFU - 8HY - 8HV  
HFX - KFV - 8HX - 8HW  
Connectors.  
Electric motor  
Steering rack travel  
Steering ratio  
60 A  
2x72  
65 A  
2x64  
(6) Supply of electric assistance motor.  
(7) Torque sensor signals.  
45.6/1  
Number of rotations  
of steering wheel  
3.2  
2.8  
Inner angle of lock  
Outer angle of lock  
38°  
32°30’  
28°42’  
32°24’  
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FEATURES OF ELECTRIC POWER STEERING  
Engines : HFX - KFV - NFU - 8HX - 8HW - 8HY  
Steering assistance  
B3EP13KC  
B3EP13LC  
Supplier: KOYO.  
Electric power-assisted steering ECU.  
Only one ECU version, whatever the engine-type.  
The electric power steering ECU is linked to the following connec-  
tors:  
The steering assistance is provided by the assistance motor (12), control-  
led by the ECU.  
Power delivered to the assistance motor (12) depends on:  
- (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).  
- Speed of the vehicle.  
- Torque applied on the steering wheel.  
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