Citroën Xantia

since 1993 release

Repair and operation of the car


Citroën Xantia
+ Introduction
+ Operation manual
+ Routine maintenance
- Repair of the engine
   + The repair procedures which are not demanding extraction of the engine from the car - petrol engines
   + The repair procedures which are not demanding extraction of the engine from the car - diesel engines
   + Removal and capital repairs of the engine
+ Cooling systems, heating
+ Power supply system and release
+ Engine electric equipment
+ Coupling
+ Transmission
+ Power shafts
+ Uniform hydraulic system
+ Brake system
+ Running gear and steering
+ Body and finishing of salon
+ Onboard electric equipment
+ Schemes of electric equipment

04d84ca1


Repair of the engine

Specifications

The repair procedures which are not demanding extraction of the engine from the car - the petrol engine

General parameters

Designations

Engine of 1580 cm 3

XU5

Engine of 1761 cm 3

XU7

Engine of 1998 cm 3

XU10

Engine code *

Engine of 1580 cm 3

BFZ (XU5 JP/Z)

Engine of 1761 cm 3

LFZ (XU7 JP/Z or XU7 JP/L3) or L6A (XU7 JP/K)

Engine of 1998 cm 3

RFX (XU10 J2C/Z or XU10 J2C/L3), R6D (XU10 J2C/K) or RFY (XU J4D/Z or XU10 J4D/L3)

Number of valves

Everything, except 1998 cm 3 RFY

8

1998 cm 3 RFY

16

Diameter of cylinders

mm

Engine of 1580 cm 3

83.00

Engine of 1761 cm 3

83.00

Engine of 1998 cm 3

86.00

Course of pistons

mm

Engine of 1580 cm 3

73.00

Engine of 1761 cm 3

81.40

Engine of 1998 cm 3

86.00

Direction of rotation of a bent shaft

Clockwise (looking on the right side of the car)

Location of the first cylinder

From the party of the block turned to transmission

Extent of compression

Engine of 1580 cm 3

9.25:1

Engine of 1761 cm 3

9.25:1

Engine of 1998 cm 3

9.5:1

Ignition order (all models)

1-3-4-2

The maximum developed power

kW/h.p.

Engine of 1580 cm 3

66/90 or 65/89 (at 6000 rpm)

Engine of 1761 cm 3

   •  L6A

70/95 (at 6000 rpm)

   •  LFZ

74/101 (at 6000 rpm)

Engine of 1998 cm 3

   •  RFX and R6D

90/123 or 89/121 (at 5750 rpm)

   •  RFY

114/155 or 112/152 (at 6500 rpm)

Maximum torque

Nanometer

Engine of 1580 cm 3

130 (at 2600 rpm)

Engine of 1761 cm 3

   •  L6A

142 (at 3000 rpm)

   •  LFZ

153 (at 3000 rpm)

Engine of 1998 cm 3

   •  RFX and R6D

176 (at 2750)

   •  RFY

183.5 (at 3500)

* The code of the engine is beaten out on Schild, fixed in front at the left end face of the block of cylinders (engines of 1580 cm of 3 and 1761 cm 3), or directly on the forward surface of the block, is more left than an oil filter (the engine of 1998 cm 3). The code given in brackets is identification number of manufacturer and can not be mentioned in the present manual.

Camshaft

Drive

Zubchatoremenny transfer

   •  Number of bearings

5

Diameter of bearing necks

At the time of drawing up the Management of manufacturers it is not stipulated

Diameter of bearings in a head of cylinders

At the time of drawing up the Management of manufacturers it is not stipulated

Valvate gaps, mm

Inlet valves

0.20 ± 0.05

Final valves

0.40 ± 0.05

Lubrication system

Type of the oil pump

Gear, with the chain drive from the right end of a bent shaft

The minimum admissible pressure of oil at a temperature of 80 °C

bar

BFZ and LFZ

5.3 (at 4000 rpm)

RFX 6.4

6.4 (at 4000 rpm)

Pressure of operation of the sensor switch of a control lamp, bar

0.5

Efforts of tightening of threaded connections, Nanometer

Engines 1580 and 1761 of cm 3

Nuts/bolts of fastening of a cover of a head of cylinders

10

Bolts of fastening of covers of a gas-distributing belt

8

Bolt of fastening of a pulley of a bent shaft

120

Bolt of fastening of a roller of a natyazhitel of a gas-distributing belt

20

Bolt of fastening of a cogwheel of the camshaft

35

Nuts of fastening of covers of bearings of the camshaft

15

Bolts of fastening of a head of cylinders

   •  Stage 1

60

   •  To completely weaken all bolts

   •  Stage 2

20

   •  Stage 3

To hold on for 300 °

Bolts of fastening of the pallet of a case

19

Bolts of fastening of an assembly bracket of the generator

22

Bolts of fastening of the oil pump

16

Bolts of fastening of a flywheel / driving disk

50

Nuts of fastening of covers of conrod bearings:

   •  Stage 1

40

   •  To completely weaken all nuts

   •  Stage 2

20

   •  Stage 3

To hold on for 70 °

Nuts/bolts of fastening of covers of radical bearings

   •  Fixing nuts / bolts

54

   •  Side bolts of a cover of the central bearing

16

Fixture of the right support of the power unit

   •  Bolts of fastening of an arm of a support to the engine

45

   •  Nuts of fastening of an arm

45

Fixture of the left support of the power unit

   •  Bolts of fastening of an arm of a support to a body

25

   •  Fixing hairpin

50

   •  Central nut

80

Fixture of a back support of the power unit

   •  Bolts of fastening of assembly of a support to the block

45

   •  A bolt of fastening of an arm to a support

50

   •  A bolt of fastening of an arm to a stretcher

50

Engines of 1998 cm 3

Nuts/bolts of fastening of a cover of a head of cylinders

10

Bolts of fastening of covers of a gas-distributing belt

8

Bolt of fastening of a pulley of a bent shaft

110

Bolt of fastening of a roller of a natyazhitel of a gas-distributing belt

20

Bolt of fastening of a cogwheel of the camshaft

35

Nuts of fastening of covers of bearings of the camshaft

16

Bolts of fastening of a head of cylinders

   •  Stage 1

35

   •  Stage 2

70

   •  Stage 3

To hold on for 160 °

Bolts of fastening of the pallet of a case

19

Bolts of fastening of an assembly bracket of the generator

22

Bolts of fastening of the oil pump

16

Bolts of fastening of a flywheel / driving disk

50

Nuts of fastening of covers of conrod bearings:

   •  Stage 1

40

   •  Stage 2

20

   •  Stage 3

To hold on for 70 °

Bolts of fastening of covers of radical bearings

70

Bolts of fastening of a raspylitelny tube of jets of supply of oil to pistons

10

Bolts of fastening of the holder of a forward epiploon

16

Fixture of the right support of the power unit

   •  Nuts of fastening of an arm of a support

45

   •  Curved fixing plate

20

Fixture of the left support of the power unit

   •  Bolts of fastening of an arm of a support to a body

20

   •  Fixing hairpin

50

   •  Central nut

65

Fixture of a back support of the power unit

   •  Bolts of fastening of assembly of a support to the block

45

   •  A bolt of fastening of an arm to a support

50

   •  A bolt of fastening of an arm to a stretcher

70

The repair procedures which are not demanding extraction of the engine from the car - the diesel engine

General parameters

Designations

Engine of 1905 cm 3

XUD9

Engine code *

The engine of 1905 cm 3 without turbo-supercharging

D9B (XUD9 A/L)

The engine of 1905 cm 3 with a turbo-supercharging

D8B (XUD9 TF/L)

The engine of 1905 cm 3 with a turbo-supercharging

DHX (XUD9 TF/Y)

Diameter of cylinders, mm

83.00

Course of pistons, mm

86.00

Direction of rotation of a bent shaft

Clockwise (looking on the right side of the car)

Location of the first cylinder

From the party of the block turned to transmission

Extent of compression

The engine of 1905 cm 3 without turbo-supercharging

23.00:1

The engine of 1905 cm 3 with a turbo-supercharging

21.80:1

Ignition order

1-3-4-2

The maximum developed power

kW/h.p.

Models without turbo-supercharging

(47 - 51) / (65 - 71) (at 4600 rpm)

Models with a turbo-supercharging

(66 - 67.5) / (90 - 92) (at 4000 rpm)

Maximum torque

Nanometer

Models without turbo-supercharging

118 - 120 (at 2000 rpm)

Models with a turbo-supercharging

196 (at 2250 rpm)

The maximum admissible frequency of rotation of the engine without loading

rpm

Models without turbo-supercharging

5150 ± 125

Models with a turbo-supercharging

5100 ± 125

The maximum turns of the engine under loading

rpm

All models

4600 ± 80

Compression pressure (at the heated-up engine and turns of a provorachivaniye)

bar

Nominal

25 - 30

Minimum admissible

18

The maximum admissible dispersion between cylinders

5

* The code of the engine is beaten out on Schild, fixed on a forward wall of the block of cylinders. The code given in brackets is identification number of manufacturer and can not be mentioned in the present manual.

Camshaft

Drive

Zubchatoremenny transfer

Number of bearings

3

Admissible axial side play, mm

0.07 - 0.16

Valvate gaps, mm

Inlet valves

0.15 ± 0.08

Final valves

0.30 ± 0.08

Lubrication system

Type of the oil pump

Gear, with the chain drive from the right end of a bent shaft

The minimum admissible pressure of oil at a temperature of 90 °C

bar

Models without turbo-supercharging

3.5 (at 4000 rpm)

Models with a turbo-supercharging

4.9 (at 4000 rpm)

Pressure of operation of the sensor switch of a control lamp, bar

0.8

Efforts of tightening of threaded connections, Nanometer

Bolts of fastening of a cover of a head of cylinders

20

Bolt of fastening of a pulley of a bent shaft

   •  Stage 1

40

   •  Stage 2

To hold on for 60 °

Bolt of fastening of covers of a natyazhitel of a gas-distributing belt

8

Adjusting bolt of a natyazhitel of a gas-distributing belt

18

Axial nut of a natyazhitel of a gas-distributing belt

18

Bolt of fastening of a cogwheel of the camshaft

45

Screws of fastening of a stripper of a cogwheel of TNVD

10

Nut of fastening of a cogwheel of TNVD

50

Nuts of fastening of covers of bearings of the camshaft

20

Bolts of fastening of a head of cylinders

  - Models without turbo-supercharging

   •  Stage 1

20

   •  Stage 2

60

   •  Stage 3

To hold on for 180 °

  - Models with a turbo-supercharging

   •  Stage 1

20

   •  Stage 2

60

   •  Stage 3

To hold on for 220 °

Bolts of fastening of the pallet of a case

19

Bolts of fastening of the oil pump

13

Bolts of fastening of a casing of a forward epiploon of a bent shaft

16

Bolts of fastening of a flywheel / driving disk

50

Nuts of fastening of covers of conrod bearings:

   •  Stage 1

20

   •  Stage 2

To hold on for 70 °

Bolts of fastening of covers of radical bearings

70

Bolt of fastening of a raspylitelny tube of jets of supply of oil to pistons (to model with a turbo-supercharging)

10

Fixture of the right support of the power unit

   •  Bolts of fastening of an arm of the engine (assembly of a natyazhitel)

18

   •  Nuts of fastening of an arm

45

   •  Bolts of a curved fixing plate

20

Fixture of the left support of the power unit

   •  Bolts of fastening of assembly of a rubber pillow of a support to a body

20

   •  Fixing hairpin

50

   •  Central nut

65

Fixture of a back support of the power unit

   •  Bolts of fastening of assembly of a support to the block

45

   •  A bolt of fastening of an arm to a support

50

   •  A bolt of fastening of an arm to a stretcher

70

Removal and capital repairs of the engine

At the time of drawing up the present manual data on some engines were inaccessible. In case of lack of any parameters it is necessary to address for consultation to experts company service center of the Citroyon company.

Head of cylinders

The maximum admissible not planeness the interfaced surfaces

mm

XU series engines

0.05

XUD series engines

0.07

Height of a head of cylinders

mm

XU series engines

141.0 ± 0.05

XUD series engines

235.0 ± 0.05

Size of a vystupaniye of vortex cameras (only diesel models), mm

0 - 0.03

Valves

Diameter of plates

mm

Inlet

 - Petrol engines

   •  1580 cm 3

41.6

   •  1761 cm 3

Data are absent

   •  1998 cm 3

42.6

 - Diesel engines

   •  1905 cm 3

38.6

Final

 - Petrol engines

   •  1580 cm 3

34.7

   •  1761 cm 3

Data are absent

   •  1998 cm 3

34.5

 - Diesel engines

   •  1905 cm 3

33.0

Diameter of cores

mm

Inlet

 - Petrol engines

   •  1580 cm 3

7.83 - 7.98

   •  1761 cm of 3  and 1998 cm 3

Data are absent

 - Diesel engines

   •  1905 cm 3

7.99

Final

 - Petrol engines

   •  1580 cm 3