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Question:

How to adjust TV / Throttle Valve Cable?

Does anybody know how to properly adjust the TV cable on a 97 Lexus SC400? I'm decently inclined in mechanics but if you really think I need to go to a real mechanic to adjust it please let me know. Ever since I got the car (used), I've been having harsh shifts even at very low speeds and I think the culprit is the TV cable and hopefully not the solenoids. So in summary, I want to adjust the TV cable to have smoother shifts. Thanks for any input!

Answer:

I don't think the TV cable is your problem. On that transmission, it could be anything from faulty or incorrect sensor input to a broken accumulator spring, but I doubt the TV cable is the problem, but I have been wrong before.
Well I am sorry to tell you William, but there is no TV cable on the SC400. All shift control functions are handled through the PCM. This is true for about any vehicle American or Import built after around 1996. I reviewed the transmission used in the SC400 just to be sure, and there is indeed no TV cable on it. Actually, short of the Transmission shift cable, there are no adjustments that can be made on this transmission. I reviewed service bulletins for your vehicle and could find none addressing the harsh shift concerns you are describing. Since I am unfamiliar with Toyota transmissions, I am unable to offer you any useable advice.

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