B1511 Engine Fault Code

Check Solution For B1511 OBD Code :

B1511 engine code seems a kind of body problem, we try to show one by one the meaning and the solution.
Brief explanation of the B1511 code and definition of B1511 is the bottom side.

B1511 Meaning :

b Body Code
Problem is antilock brake system, electronic suspension and steering systems.
1 MFG - Manufacturer Specific
5 BBV Sensor Circuit Low Voltage
1 BBV Sensor Circuit Low Voltage
1 Transmission

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 B1511 ?

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. B1511 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.

B1511 Code Description:

The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions. When you see B1511 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.

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