Mercedes S-class W202

1993-2000 of release

Repair and car operation

Mercedes W202
+ 1.2. The general data
+ 2. Maintenance service
+ 3. Engines
+ 4. Greasing system
+ 5. Cooling system
+ 6. Heating, ventilation
- 7. Ignition system
   7.2. Safety precautions at repair of electronic system of ignition
   7.3. Ignition coils
   + 7.4. Spark plugs
   - 7.5. The device of a preliminary warming up of a diesel engine
      - 7.5.1. Check of the device of a preliminary warming up A lamp накаливания An anchor Candles накаливания The temperature gauge of a cooling liquid A temperature-sensitive element of soaked up air
      7.5.2. Device self-diagnostics
+ 8. Fuel system
+ 9. Transmission
+ 10. A running gear
+ 11. A steering
+ 12. Brake system
+ 13. A body
+ 14. An electric equipment
+ 14.2. Electroschemes A lamp накаливания
1. Remove from the relay of management of a warming up 6-shtyrkovyj штеккер, turn the ignition key in position "2" and connect a control wire of a counter 1 and 3 on штеккере.
2. If now the control bulb of a warming up is shone, the relay of management of a warming up is faulty, replace the relay. Otherwise take a lamp накаливания, check up it and if necessary replace.
3. If the lamp is serviceable, check up an ohmmeter current passage on a black wire between a counter 3 and a lamp накаливания, if necessary check up contact of a lamp to the case, eliminate wire breakage.
The prevention

If long time is shone a lamp of a preliminary warming up, it specifies in malfunction of the relay of management of a warming up (слиплись contacts).