The engine P0889 Code lets you know about the car engine problem. Without changing any part from the car engine, you can fix the car engine’s powertrain problem. This problem can be fixed easily. Like the all car engines, the trouble code is located in the car engine and engine system pays especially developed hydraulic lifters which is known as switching roller followers for the engine P0889 code intake and exhaust valves. The lifters can be distorted by disengaging an inner locking pin. The locking pin is disengaged using solenoids to change oil pressure fed into the lifter. Fix the car engine by the help of expert engineer.