Mercedes C-Class

W203 since 2000 of release

Repair and car operation


Mercedes-Benz
+ Mercedes-Benz Cars of a class C (W-203)
+ Operation manual
+ Routine maintenance
+ Engine
+ cooling and heating Systems
+ Power supply system and release
- Engine electric equipment
   + ignition and engine management System
   + System of preheat of the diesel engine
   - Diagnostics of systems of electronic control and diagnostic equipment
      Diagnostics of electronic control systems by the engine, injection, ignition and auxiliary brake systems
      The controler of interface of the personal computer with onboard system of self-diagnostics of OBD II according to protocols of the SAE standards (PWM and VPW) and ISO 9141-2
      Diagnostics of electronic system of the automatic conditioner of air (KV)
      Oscillograph application for supervision of signals in chains of control systems
   + charge and start Systems
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment





Diagnostics of electronic control systems by the engine, injection, ignition and auxiliary brake systems

The list of codes is provided in Specifications.

Arrangement of the 16-contact diagnostic socket

16-contact diagnostic socket of system of onboard diagnostics of OBD II


Purpose of contacts of the 16-contact diagnostic socket

conclusion No.

Appointment

1
—
2
—
3
TNA signal
4
Connection with the case, C. 31
5
The case - an alarm conclusion, C. 31
6
Tire of data of CAN high level
7
Engine (ME) electronics
8
Food, C. 87
9
Antiprobuksovochny and stabilizing system (ETS)
10
—
11
Control unit transmission (ETC)
12
The activity module (AAM – All Activity Module)
13
Safety systems
14
Tire of data of CAN Low level
15
IC control panel
16
Battery plus through a safety lock. Energized at any position of the lock of ignition, C. 30