If the meaning of the C1161 Code is not known, you are not ready to solve the car engine problem. The meaning of the code is not suitable if it is common or automobile dictionary meaning. The real meaning of the code is related meaning of your car engine. The C1161 engine code is a kind of chassis problem and it is not very difficult to solve. The engine system starts the C1161 code solenoid valve to maintain oil pressure to the engine machine that is appropriate in the valve system to change valve timing between Low and High. If the engine solenoid valve has an open circuit and a DTC is stored.