Help codes p0171 p0170 p1456

[Howardsmommy]

I need help my 1998 Honda accord is throwing these codes I just dont know where to start any advice helps

 

[jypatric]

Probably the O2 sensor is malfunctioning.

 

[Howardsmommy]

Okay thank you. I have another question maybe you could help with idk but I have a f23a1 engine and it's a vtec but the vtec solenoid isnt on it and I cant find the plug for it. And when I try to look anything up about it I can't find anything