You can get a wiring diagram for your 2002 Mercedes-Benz at most Mercedes-Benz dealerships. Most local libraries will have Mercedes-Benz service manuals with the wiring diagram.
A diagram of a serpentine belt for a 2002 Mercedes Benz c240
One can locate a box fuse diagram for a 2002 Mercedes Benz C320 at locations such as Auto Zone and through the Mercedes manufacturer.
The 2002 Mercedes-Benz G-Class has a V8 engine.
The 2002 Mercedes-Benz M-Class has a V6 engine.
The 2002 Mercedes-Benz E-Class has a V6 engine.
The 2002 Mercedes-Benz S-Class has a V8 engine.
The 2002 Mercedes-Benz CL-Class has a V8 engine.
where is the camshaft sensors located on Mercedes 2002 1800cc engine
The 2002 Mercedes-Benz SL-Class has a V8 engine.
The 2002 Mercedes-Benz C-Class has an inline 4 engine.
You can find a 2002 Mercedes-Benz serpentine belt diagram at most auto-parts stores. Most auto-parts stores will give you a diagram when you purchase the serpentine belt.