Search engine trouble codes.
Example: P0120
B2478 Mercedes-benz A Class engine code seems a kind of body problem, we try to show one by one the meaning and the solution.
Brief explanation of the B2478 Mercedes-benz A Class code and definition of B2478 Mercedes-benz A Class is the bottom side.
b |
Body Code Problem is antilock brake system, electronic suspension and steering systems. |
2 | MFG - Manufacturer Specific |
4 | Transmission |
7 | Vehicle Speed Output Circuit |
8 | PCM Stack Overrun |
MFG - Manufacturer Specific codes, which have a '1' as their second digit to indicate they are unique to a particular vehicle make or model. These special codes were deemed necessary by the vehicle manufacturers so they could provide additional diagnostic information beyond the basic list of generic OBD II codes for all kinds of faults, not just emissions-related faults.
How To Fix B2478 Mercedes-benz A Class ?
Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above. |
The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. B2478 code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired. When you see B2478 Mercedes-benz A Class engine fault code on your engine code reader this description will help you.
B Codes | List of all Body codes. |
Final Step: In the definitions listed below, there is a test drive recommended after you've completed any repairs to see if the condition is fixed. Before you take a test drive after a repair, always erase the B Code(s) first. This will turn the check engine light off and then you will know if the check engine light returns, you've got further diagnostics to complete.
BE CAREFUL !
This engine code information is presented for information purposes only. This is not intended as repair advice and we are not responsible for any actions you take on any vehicle.