The controllers of each cylinder are reserved locked using a pair of arms that substitute the conservative engine’s roller-type rocker arm. The engine P1461 code is one of these arms what follows the cam profile while the 2nd arm joins to the valves. During normal engine operation the 2 arms are linked by a locking pin. The engine P1461 engine code appears a kind of powertrain problem. Do not allow any wrong meaning for solving the car engine and do not try to fix the car engine by an inexpert automobile engineer. Finally, you need to test the car engine by a test drive.