VW Sharan repair

. Diesel engines: 1,9 l of TDI.
+ 1. Introduction
+ 2. VR6 engine
+ 3. Two-liter engine (ADY)
+ 4. System of greasing of the engine
+ 5. Cooling system
+ 6. System of injection of fuel of the VR6 engine
+ 7. Simos system of injection of fuel of the 2,0-liter engine
+ 8. Ignition system
+ 9. Coupling
+ 10. Mechanical 5-step transmission
+ 11. Shaft of a drive of wheels
+ 12. Hydraulic booster of a steering
+ 13. Forward suspension bracket
+ 14. Back suspension bracket
+ 15. Brake system
+ 16. Electric equipment
+ 17. Diesel engine
+ 18. System of greasing of the diesel engine
+ 19. System of cooling of the diesel engine
- 20. Power supply system of the diesel engine and turbokompressor
   20.1. Precautionary measures at work on repair of system of injection
   20.2. Diesel fuel
   20.3. Fuel filter
   + 20.4. Fuel pump of a high pressure
   20.5. Adjustment of the moment of injection
   20.6. Nozzles
   + 20.7. Turbokompressor
   20.8. Glow plugs
   20.9. A radiator of forced air
+ maintenance Card
+ Specifications and characteristics
+ Elektroskhema




Repair Sharan/Sharan Volkswagen>> Power supply system of the diesel engine and turbokompressor>> Nozzles
Each nozzle fastens a bolt to a clamping lath. Between a nozzle and a head of the block of cylinders the screen of thermal protection is located. The damaged nozzles can become the reason of the following malfunctions:
- interruptions in ignition of a fuel mix;
- knock in one or several cylinders;
- engine overheat;
- capacity loss;
- black exhaust smoke;
- high fuel consumption;
- a gray exhaust smoke at start-up of the cold engine.
It is possible to define a faulty nozzle, disconnecting from nozzles топливопроводы a high pressure in turn while the engine works at the raised turns of idling. At removal of a nozzle act as follows:
- disconnect wires from AB;
- unscrew a bolt of a cover of the engine, disconnect from it a hose and uncover;

Fig. 478. Removal топливопроводов. Shooters showed accession places топливопроводов





- weaken and unscrew cap nuts топливопроводов a high pressure (fig. 478) . Remove everything топливопроводы in a set. Do not bend топливопроводы;
- disconnect топливопроводы from TNVD;
- remove a spring clip from a hose of removal of oil and remove a set of pipelines;

Fig. 479. Hoses of leakage of oil are put on small unions of nozzles





- disconnect hoses of removal of oil from nozzles (fig. 479) ;
- remove from the holder a shtekerny block of the sensor of lifting of a needle, and then separate a shtekerny block. Do not pull for a cable;
- release a cable of the sensor of lifting of a needle from the collars fixing fastening of a plait of wires of candles of an incandescence;
- disconnect a plait of wires of candles of an incandescence;

Fig. 480. Removal of clamping plates of nozzles





- unscrew bolts of clamping laths of nozzles (fig. 480) and remove laths;
- remove nozzles. A screw-driver take out the washers located under nozzles. On a nozzle No. 3 the place of connection of the pipeline of removal of oil is located. Unscrew a hollow bolt. In case of need the place of connection of the pipeline of removal of oil can be removed.
Installation of nozzles occurs in return sequence concerning removal process. Thus always change for the new washers located under nozzles.