Citroen Xantia

Since 1993 of release

Repair and car operation



Citroen Xantia
+ Introduction
+ The operation manual
+ Routine maintenance
+ Engine repair
+ Systems of cooling, heating
- The power supply system and release
   - The power supply system - petrol models
      Removal and installation of assemblage of an air cleaner
      Removal, installation and adjustment of a cable of gas
      Removal and installation of a pedal of gas
      Neetilirovannoe fuel - the general information and use rules
      Systems of injection of fuel - the general information
      Sbrasyvanie pressure in the power supply system
      Removal and installation of the fuel pump
      Removal and installation of the gauge of the expense of fuel
      Removal and installation of a fuel tank
      Check of a condition and adjustment of system of injection of fuel
      Removal and installation of the case of a throttle
      Removal and installation of components of system Bosch Motronic 5.1
      Removal and installation of components of system Magneti-Marelli 8Р
      Removal and installation of the inlet pipeline
      Removal and installation of a final collector
   + The power supply system - diesel models
   + Systems of decrease in toxicity and release of the fulfilled gases
+ Engine electric equipment
+ Coupling
+ Transmission
+ Power shafts
+ Uniform hydraulic system
+ Brake system
+ Running gear and steering
+ Body and salon furnish
+ Onboard electric equipment
+ Electric equipment schemes





Removal and installation of components of system Magneti-Marelli 8Р

Models 1.6 and 1.8 l

Injection injectors

Before the beginning of performance of procedure attentively familiarise with preventions the Power supply system - petrol models has undressed!


Before to make the decision on replacement of a faulty injector, test on it any of widespread now special cleaners.


 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.
2. Remove a sleeve connecting an air cleaner with the case of a throttle (Removal and installation of assemblage of an air cleaner see).
3. Turn out two bolts of fastening of directing electroconducting to the top part of the pipeline. Take away directing aside, having provided an unimpeded access to injectors of injection of fuel.
4. Release a fixing clamp () and disconnect electroconducting from a corresponding injector (ов).
5. Turn out fixing screws and remove a plate () fastenings of injectors (injectors №№ 1 and 2 fasten one plate, №№ 3 and 4 - another).
6. Wrap up an injector subject to removal by rags for the purpose of prevention of disorder of fuel, then it is cautious ослабьте injector landing in a fuel highway. Take an injector and remove from it a sealing ring. Sealing rings of removed injectors at assemblage are subject to replacement without fail!
7. Before installation plant on an injector a new sealing ring. Slightly grease a ring with pure impellent oil and plant an injector in a corresponding nest in a fuel highway.
8. Make sure of correctness of landing of all injectors, then establish into place a fixing plate (). Strongly tighten screws of fastening of a plate, then connect to an injector (ам) electroconducting.
9. Return into place directing electroconductings and strongly draw its bolts to the pipeline.
10. Establish the air sleeve connecting an air cleaner with the case of a throttle, then connect a negative wire to the battery, start the engine and check up injectors on presence of signs of leaks.

Regulator of pressure of fuel

Removal and installation of components of system Bosch Motronic 5.1 see.

Potentiometer of an axis throttle заслонки

The potentiometer is established on the right on the throttle case. At first disconnect a negative wire from the battery.

 PERFORMANCE ORDER

1. Release a fixing clamp and disunite a contact socket of electroconducting of a potentiometer.

2. Turn out two fixing screws and remove a potentiometer from the throttle case.
3. Installation is made upside-down. Track for correctness of introduction of a potentiometer in gearing with an axis throttle заслонки.

The electronic block of management (ECU)

Removal and installation of components of system Bosch Motronic 5.1 see.

The step-by-step motor of adjustment of turns of idling

The step-by-step motor is located from the forward party of the case of a throttle. At first disconnect a negative wire from the battery.

 PERFORMANCE ORDER

1. Release a fixing clamp and disunite a contact socket of electroconducting of the motor.

2. Turn out two fixing screws and remove the motor from the throttle case.
3. Installation is made upside-down.

The gauge of absolute pressure in the pipeline (МАР)

Removal and installation of components of system Bosch Motronic 5.1 see.

The gauge of temperature of a cooling liquid

See the Head of System of cooling, heating.

The gauge of temperature of soaked up air (IAT)

Gauge IAT is located on the throttle case.

 PERFORMANCE ORDER

1. Remove a potentiometer of an axis throttle заслонки (the subsection "the Potentiometer of an axis throttle заслонки" see above).
2. Release a fixing clamp and disunite a contact socket of electroconducting of the gauge.
3. Turn out the screw of fastening of a socket of the gauge to the top part of the case of a throttle, then accurately take the gauge from the throttle case. Check up a condition of a sealing ring, in case of need make replacement.
4. Installation is made upside-down. Do not forget to replace the failed sealing ring. Track correctness of introduction of a potentiometer in gearing with an axis throttle заслонки.

The gauge of position of a cranked shaft

Removal and installation of components of system Bosch Motronic 5.1 see.

The block of the relay of system of injection of fuel

Removal and installation of components of system Bosch Motronic 5.1 see.

Heating element of the throttle chamber

The heating element is established in the top part of the case of a throttle. At first disconnect a negative wire from the battery.

 PERFORMANCE ORDER

1. Release a fixing clamp and disunite a contact socket of electroconducting of a heating element.

2. Turn out the screw () fastenings of a contact socket of a heating element to the throttle case, then separate a socket and cautiously take an element from the throttle case. Check up a condition of a sealing ring, in case of need make replacement.
3. Installation is made upside-down. Do not forget to replace the failed sealing ring. Track, that electroconducting of a heating element has not appeared is clamped at a screw tightening (ов) socket fastenings.

L models 2.0

Fuel highway and injectors of injection of fuel

Before the beginning of performance of procedure attentively familiarise with preventions the Power supply system - petrol models has undressed!


Before to make the decision on replacement of a faulty injector, test on it any of widespread now special cleaners.


 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.
2. Remove the air sleeve connecting an air cleaner with the case of a throttle (Removal and installation of assemblage of an air cleaner see).
3. Disconnect a vacuum tube from a regulator of pressure of fuel.
4. Release a fixing clamp and disconnect various hoses from the top part of a fuel highway.
5. Without forgetting about the preventions made in section of Sbrasyvanie of pressure in the power supply system, ослабьте fixing collars also disconnect hoses of giving and return of fuel from a fuel highway. At assemblage it is necessary to replace factory collars of braided type more practical screw or worm.
6. Release lock clamps and disunite contact sockets of electroconducting of four injectors of injection.
7. Give three fixing bolts and accurately remove assemblage of a fuel highway with injectors from the inlet pipeline. Take the removed assemblage from the car. Remove sealing rings from end faces of all injectors (at assemblage they are subject to replacement without fail).
8. Remove a lock ring () and take a corresponding injector () from a fuel highway. Remove the top sealing ring () from each of the removed injectors. All sealing rings at assemblage are subject to replacement!
9. Installation is made upside-down. Pay attention to following moments:
   a) do not forget to establish on all acting in film injectors new sealing rings;
   b) For simplification of landing of injectors it is necessary to grease their sealing rings with pure impellent oil slightly;
   c) In summary the engine should be started and checked up on presence of signs of leaks of fuel.

Regulator of pressure of fuel

Removal and installation of components of system Bosch Motronic 5.1 see.

Potentiometer of an axis throttle заслонки

 PERFORMANCE ORDER

1. Remove the throttle case (Removal and installation of the case of a throttle see).
2. Disconnect electroconducting, then give two fixing screws and remove a potentiometer from the throttle case.
3. At installation track correctness of introduction of a potentiometer in gearing with an axis заслонки. Strongly tighten fixing screws.
4. Establish into place the throttle case (Removal and installation of the case of a throttle see).

The electronic block of management (ECU)

ECU it is placed in the plastic box fixed on a mudguard of the right forward wheel. For removal ECU it is necessary to disconnect a negative wire from the battery.

 PERFORMANCE ORDER

1. Remove from a box a cover, then disunite a socket of electroconducting ECU.

2. Take ECU from the box. In case of need give fixing nuts and separate the block from an assembly plate.

3. Installation is made upside-down. Track reliability of fixing of an electric socket.

The step-by-step motor of adjustment of turns of idling

Models 1.6 and 1.8 l - the Step-by-step motor of adjustment of turns of idling "see the information resulted above in subsection".

The gauge of absolute pressure in the inlet pipeline (МАР)

Gauge MAR is in an arch of the right forward wheel.

 PERFORMANCE ORDER

1. At first disconnect a negative wire from the battery.
2. Give three fixing nuts and liberate the gauge from below from a basic arm.
3. Release a clamp and disconnect from the gauge electroconducting and a vacuum hose. Remove the gauge from the car.
4. Installation is made upside-down.

The gauge of temperature of a cooling liquid

See the Head of System of cooling, heating.

The gauge of temperature of soaked up air (IAT)

Gauge IAT is located in the basis of the case of a throttle.

 PERFORMANCE ORDER

1. Remove the throttle case (Removal and installation of the case of a throttle see), then turn out two fixing screws and remove from the case of a throttle a potentiometer of an axis throttle заслонки.
2. Walk on electroconducting back from the gauge to a contact socket of electroconducting. Turn out the screw of fastening of a socket to the throttle case.
3. Accurately remove the gauge from the regular place and take it from the throttle case. Check up a condition of a sealing ring, in case of need make replacement.
4. Installation is made upside-down. Do not forget to replace the failed sealing ring. Track correctness of introduction of a potentiometer in gearing with an axis throttle заслонки.

The gauge of position of a cranked shaft

Removal and installation of components of system Bosch Motronic 5.1 see.

The block of the relay of system of injection of fuel

Removal and installation of components of system Bosch Motronic 5.1 see.

Heating element of the throttle chamber

See the information resulted in corresponding subsection of models 1.6 and 1.8 l.

The gauge of speed of movement of the car (VSS)

VSS it is built in assemblage of a drive of a speedometer (the Manual box of a gear change see).

The detonation gauge

The detonation gauge will screw in a back wall of the block of cylinders.

 PERFORMANCE ORDER

1. For the purpose of providing of access to the gauge prop up противооткатными boots back wheels, then поддомкратьте redock of the car and establish it on props. Access to the gauge from under the car now will open.
2. Walk on electroconducting back from the gauge to a contact socket of electroconducting. Disconnect electroconducting of the gauge from the basic plait.
3. Turn out a bolt of fastening of the gauge to the block of cylinders and take the gauge from under the car.
4. Installation is made upside-down. Track correctness of a lining of electroconducting and reliability of a tightening of a fixing bolt.


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