Mercedes W124

since 1985-1995 of release

Repair and car operation



W124 Mercedes
+ Governing bodies and control devices
+ MAINTENANCE
+ 2. Maintenance (diesel engines)
+ ENGINE
+ 4. Repair of 6-cylinder petrol SOHC engines
+ 5. Repair of 6-cylinder petrol DOHC engines
+ 6. Repair of the diesel engine established in the car
+ 7. Major maintenance of engines
+ COOLING SYSTEM
+ FUEL SYSTEM
+ 10. System of injection of BOSCH CIS-E fuel (KE-JETRONIC)
+ 11. System of injection of BOSCH HFM fuel
+ 12. Fuel system of diesel engines
+ 13. Fuel system of diesel engines
+ SYSTEMS OF START, IGNITION
+ 15. System of ignition of 4-cylinder petrol engines
+ 16. System of ignition of four-cylinder petrol engines
+ PRESTARTING HEATING
+ TRANSMISSION
+ 19. Mechanical transmission
+ 20. Automatic transmission
+ POWER SHAFTS
+ BRAKE SYSTEM
+ SUSPENSION BRACKET
+ BODY
- ELECTRIC EQUIPMENT
   25.2. General information
   25.3. Electric chains
   25.4. Detection of a faulty electric chain
   25.5. Safety locks and relay
   + 25.6. Switches
   + 25.7. Bulbs of external lighting
   + 25.8. Bulbs of internal lighting
   25.9. Devices of external lighting
   25.10. Adjustment of light of headlights
   25.11. Combination of devices
   25.12. Elements of a combination of devices
   25.13. Cable of a drive of a speedometer
   25.14. Lighter illumination
   25.15. Sound signal
   25.16. Screen wiper lever
   25.17. Screen wiper drive
   25.18. Screen wiper of a back door
   25.19. Elements of system of a washer of a windscreen and headlights
   + 25.20. Sound-reproducing equipment
   25.21. Loudspeakers
   25.22. System elements cruise control
   25.23. Safety cushion
   25.24. Safety cushion elements
   + 25.25. Electric circuits
+ CHECK OF MALFUNCTIONS






25.3. Electric chains

GENERAL INFORMATION

For protection of electric chains safety locks of the knife type which color corresponds to a current of protection of a safety lock are used. Serviceability of a safety lock is determined by presence of the wire conductor connecting contacts of a safety lock. For replacement of the failed safety lock previously switch off the corresponding electric chain, take a safety lock from a nest tweezers. If again established safety lock instantly fails when giving tension, check a protected electric chain. If the safety lock protects some chains, they are necessary for connecting in turn in order that by a peregoraniye of a safety lock to determine a faulty chain.