The general meaning of the car engine P3435 Code is necessary for solving the car engine problem. The powertrain of the car engine is faulty here and this problem of the car engine should be fixed as soon as possible. The general meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 3 for SAE – Generic. 4 for Transmission. 5 for TP Sensor Learn Not Complete and 3 for Transmission Control Module Reprogrammable Memory. You must fix the car engine as soon as possible. Otherwise, you cannot drive the car with the faulty car engine.