Some cars will appear one or more of the following engine or transmission failures: 1 gear shifting rough or delayed 2 small load, slight surge at steady speed, caused by accidental fire (the fault light when the fire is missing) 3 occasional start time, 4 deceleration, or engine braking insufficient 5 from the engine There may be occasional gasping or instability when the low speed begins to accelerate. 6 these problems may be caused by calibration problems.