PD36: LINT Fuel

Front Bank Short Term Fuel Trim. Display shows counts from 0 to 255. The normal count position for Short Term Fuel Trim is 128. A count greater than 128 indicates that time is being added to the injector pulse width, increasing the amount of fuel to the engine to compensate for a lean condition sensed by the front O² . A count less than 128 indicates time is being subtracted from the injector pulse width reducing the amount of fuel to the engine to compensate for a rich condition sensed at the front O² .