s13 with sr20det want idle

[nissan79781]

i just put in my sr20det in s13 when the car its warm and u hit the gas hard and let go the gas the car wants to cut off but when the car is cold its fine please help me out what can i do to fix this problem thanks

[180fan]

What? Please clarify your situation. I'm assuming you mean when the engine is cold its fine but when you're trying to accelerate it sputters?

If that's the case test your TPS.