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I have a P0123 and have determined I should perform the TP Sensor Learn Procedure as I have a new TB and TPS. FSM calls for a tech 1. Is this the only way? If so, how does one go about finding a shop that has a tech 1?
I have a P0123 and have determined I should perform the TP Sensor Learn Procedure as I have a new TB and TPS. FSM calls for a tech 1. Is this the only way? If so, how does one go about finding a shop that has a tech 1?
At present, the Tech 1 is the only way to perform the TP Learn procedure for the ASR computer. However, adjusting TPS for the PCM can be done with just an ALDL cable and a laptop with free software. Or a multimeter. But making sure that 0% is 0% and 100% is 100% is usually adjusting the cable, and again, actually seeing the live data from the PCM helps tons.
The pandemic has ruined my ability to reverse engineer the Tech 1 since I was 'borrowing' a shop one for that, but as soon as I can get my hands on another one, I plan to get all those ABS/ASR commands so that we don't have to pay hundreds for a Tech 1 or more for a shop to do these sorts of things for us.