VW Passat repair

+ 1. Ekspluatatsiiya of the car
+ 2. Maintenance
+ 3. Engines
+ 4. Cooling system
+ 5. Power supply system
+ 6. Ignition system
+ 7. Coupling
+ 8. Transmission
+ 9. Drive of forward wheels
+ 10. Suspension brackets
+ 11. Steering
+ 12. Brake system
+ 13. Wheels and tires
+ 14. Systems of heating, ventilation and conditioning
- 15. Electric equipment
   + 15.1. Technical characteristics
   15.2. Security measures at work with electric equipment
   + 15.3. Detection of not closed chain
   + 15.4. Storage battery
   + 15.5. Generator
   + 15.6. Starter
   15.7. Block of safety locks and relay
   15.8. Replacement of the lock of ignition
   + 15.9. Switches
   + 15.10. Combination of devices
   + 15.11. Internal lighting and lighter
   + 15.12. Headlights
   + 15.13. Windscreen cleaner
   15.14. Windscreen washers
   15.15. Cleaner of back glass
   - 15.16. Central lock
      15.16.1. Search of malfunctions in the vacuum and delivery highway
      15.16.2. Vacuum and delivery pump
      15.16.3. Activators of door locks
   + 15.17. Hatch
+ 16. Body
+ 17. Electric circuits


Repair B3-B4/Passat B3-B4 Volkswagen Passat>> Electric equipment>> Central lock>> Search of malfunctions in the vacuum and delivery highway

Fig. 15.63. Device of vacuum and delivery system. On an insert the option for cars the versatile person is shown: 1, 12 – the vacuum and delivery pump; 2, 4, 9, 15 – a tee; 3–activator of a back door; 5–main activator of a forward door; 5–a depression hose / raised давeнuя; 7–the direction to activators of doors; 8–activator of a door of a bulk mouth of a fuel tank; 10-cover; 11-activator of a back door; 13-activator of a stopper of a bulk mouth of a fuel tank; 14-trunk lid activator; 16-silfonny connections

At serviceable system all locks should be locked within about two seconds. If the pump works more than 5 with, or any of activators does not put in action the lock, will work the refusal indicator. On fig. 15.63 the device of vacuum and delivery system is shown.
At a serviceable electric circuit of the central lock tightness of units and the highway of pneumatic system can be checked by means of the pump. For this purpose it is necessary to block consistently separate parts of the highway and to check operation of locks until not tight site will be found.

Fig. 15.64. Leak detection in pneumatic system a method of consecutive overlapping магистрали:1 – a pneumatic system branch; 2–tee

For overlapping of hoses of system clips (fig. 15.64) are used . If after highway overlapping in any place malfunction disappears and start to work locks, that part of the highway which is cut from the pump by a clip is not tight.