2005 CITROEN C6 brakes

Downloaded from www.Manualslib.com manuals search engine PRESENTATION
THIS HANDBOOK summarises the specifications, adjustments, checks and special features of CITROËNprivate vehicles, not including UTILITY vehicles for which there exists a
separate handbook.
The handbook is divided into groups representing the main functions:
GENERAL - ENGINE - INJECTION - IGNITION - CLUTCH, GEARBOX, DRIVESHAFTS - AXLES, SUSPENSION, STEERING - BRAKES - HYDRAULICS - AIR CONDITIONING.
Angl-C6-Index-2005 4/02/05 17:10 Page I

Downloaded from www.Manualslib.com manuals search engine AXLES - SUSPENSION - STEERING
Wheels and tyres121 - 124
Checking and adjusting the vehicle height125 - 128
Values for checking and adjusting
the axle geometries129 - 133
Front axle134 - 135
Front axle tightening torques136 - 139
Rear axle140 - 141
Rear axle tightening torques142 - 143
Active suspension with variable damping144 - 149
Suspension tightening torques150 - 154
Draining-filling-bleeding
the hydraulic steering/suspension circuit155 - 158
Power steering specifications159 - 162
Power steering tightening torques163 - 164
Checking the steering assistance
pressure (ES9A engine)165 - 168
Bleeding the hydraulic steering
assistance circuit169AIR CONDITIONING
Quantities: aircon system R134.a 203
Special features: air conditioning circuit 204 - 205
Pollen filter206
Checking the compressor oil level207 - 208
Checking the efficiency of
the air conditioning circuit209 - 215
Air conditioning circuit: ES9A216
Air conditioning circuit: DT17217
CONTENTS
BRAKES
Brake specifications170
Braking system: general specifications171 - 173
Braking system: tightening torques174 - 177
Values for checking and adjusting
the braking system178
General feataures of
the electric parking brake179 - 189
Brake fluid checks190
Drain-fill-bleed the braking system191 - 194
HYDRAULICS
Safety requirements:
active suspension with variable damping195 - 197
Suspension spheres: general specifications 198
Suspension spheres:
specification - identification199 - 200
Depressurising the hydraulic
suspension circuit201 - 202
Angl-C6-Index-2005 4/02/05 17:10 Page IV

Downloaded from www.Manualslib.com manuals search engine 7
GENERAL
GENERAL SPECIFICATION: WEIGHTS
ES9A DT17BTED4
Versions 3.0i 24S 2.7HDi 24VEngine type XFV UHZGearbox typeAM6Payload 455 464Weight empty in running order 1816 1871Gross Vehicle weight 2271 2335Gross Train weight3671Max. trailer weight with brakes
Incline 12 % 1400
Incline 10 % 1500 1400Incline 8 % 1700Max. trailer weight without brakes 750Maximum nose weight70Maximum weight on roof bars 80
NOTE: Maximum nose weight = Vertical load at the tow hook (CVA).
Angl-C6-page001-21-2005 4/02/05 17:12 Page 7

Downloaded from www.Manualslib.com manuals search engine 170
BRAKES
3.0i 24S 2,7 24S
ES9A DT17BTED4
23,8 / 19,8/20,2/AFU (1)
254 / TEVES / AMCT / AFT(2)
TRW / C II 40 + 45 WE - 30-12 PE / 40 et 45
330
30/28
JURID-966 (with wear warning lamps)
TRW / C38 HR-PEX / 38
302
22/20
GALFER / G4555
BRAKE SPECIFICATIONS
Master cylinder/diameter/travel
Amplifier/supplier/type
FTSupplier/type/piston diameter
Disc diameter Ventilated
Disc thickness/min. thickness
Brake pad grade
Caliper/supplier/type/piston diameter
RRDisc diameter Ventilated
Disc thickness/min. thickness
Brake pad grade
Engine plate(1) AFU= Emergency braking assistance.
(2) AFT =Automatic lighting of hazard lamps under emergency braking.
Angl-C6-PAGE170-194-2005 4/02/05 17:35 Page 170

Downloaded from www.Manualslib.com manuals search engine 171
BRAKES
B3FP7GED
BRAKING SYSTEM: GENERAL SPECIFICATIONS
Braking system
Braking circuit in the form of anX.
Disc brakes at the front and at the rear
(vehicles all types):
- The front brake discs are ventilated.
- The rear brake discs are ventilated.
Electric parking brake (FSE)acting via cables on the
rear wheels.
The compensator and main brake limiter functions are
assured by the ABS REFsystems.
ESPis fitted as standard on the entire range.
NOTE: - REF (EBD) =Electronic Brakeforce
Distribution.
- ESP =Electronic Stability Programme.
Braking circuit
Angl-C6-PAGE170-194-2005 4/02/05 17:35 Page 171

Downloaded from www.Manualslib.com manuals search engine 172
BRAKES
B3FP7GFC
BRAKING SYSTEM: GENERAL SPECIFICATIONSComponents Supplier Reference Observations
Hydraulic valve blockLocated on the front LH chassis member:
TRWESP 4regulation channels
ECUVSC 440
25-way connector
Integral to the hydraulic valve block
2-way blackconnector
Front wheel sensor The sensors, of inductive type, are fitted on the pivot
SIEMENSAir gap non-adjustable: 0.25 to 1.65 mm
VDO 2-way blackconnector
Rear wheel sensor The sensors, of inductive type, are fitted on the pivot
Air gap non-adjustable: 0.23 to 1.35 mm
Front pivot bearingThe hub has a bearing with integral magnetic wheel
NSK(48 pairs of poles)
Rear hub bearingThe rear hub-bearing has a radial ABS target
(48 pairsof poles)
ABS/ESP hydraulic valve block
Angl-C6-PAGE170-194-2005 4/02/05 17:35 Page 172

Downloaded from www.Manualslib.com manuals search engine 173
BRAKES
C5FP0T8C
BRAKING SYSTEM: GENERAL SPECIFICATIONS
(1)Electrically-controlled parking brake system(FSE)
(2)Parking brake cables
(3)Cable for manual unlocking of the electric parking brake (FSE).
WARNING: It is forbidden to open the electric parking brake system in After Sales. If a
malfunctioning of the electric parking brake is diagnosed, it is necessary to replace it.
Changing of the parking brake cables does not necessitate opening of the electric parking
brake system (see corresponding operation).
(4)Handle for manual unlocking of the electric parking brake (FSE)
(5)Switch for the electric parking brake (FSE)
If it is impossible to release the electric parking brake, a handle (4)located in the front central
armrest will mechanically unlock the electric parking brake.
Parking brake
B3FP7GDD
Angl-C6-PAGE170-194-2005 4/02/05 17:35 Page 173

Downloaded from www.Manualslib.com manuals search engine 174
BRAKES
TIGHTENING TORQUES: BRAKING SYSTEM
Front brakes
1 Front brake disc 1 ± 0,12 Yoke on brake caliper 3 ± 0,23 Unions on brake piping 4 ± 0,54 Front brake caliper 11,5 ± 1
5 Hydraulic valve block on intermediate support
0,8 ± 0,26 Intermediate support on support7 Front wheel sensor 0,8 ± 0,1
B3FP7HNDB3FP7HMD
B3FP7HPD
Angl-C6-PAGE170-194-2005 4/02/05 17:35 Page 174