I Repaced the tps and still have problem

Question

I

I replaced the tps and still have problem

Answer 1

P1121 Throttle position sensor (TP) sensor circuit intermittent high voltage

Circuit high voltage represent disconnection , check the TPS mating terminal for proper contact, This code condition also has a deiffernt definition P1121 is also a rationality check between the TPS and the MAF (mass airflow) sensor.such as major vacuum leaks especially at the MAF air duct.