The meaning of the engine B2601 Code is helpful for solving the car engine problem and if you do not find the real meaning of the code, you cannot solve the engine easily. You need to use some expensive machines and experience for solving the car engine problem. TheB2601 engine code is a kind of body problem and it is easy to solve. The engine system starts the B2601 code solenoid valve to switch oil compression to the engine mechanism that is connected in the regulator system to change valve timing between Low and High. If the engine solenoid valve has an open circuit, a DTC is stored.