2001 Sequoia with 4.7L; P0120 before you even start. No throttle.
What is your question?
have replaced both tps and accelerator sensors on throttle body, am getting signals to ecm, replaced ecm same code. What is circuit "A" and what am I missing?
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found issue. pink wire at tps was broken off inside connector causing an intermittent condition, repaired wire all good