Vacuum Testing Toyota U140E/240E/241E
From the TASC Force we reprint a series of in-depth test instructions for checking the serviceability of valve bodies.
Another Case of Mistaken Identity
When he removed the valve body and started to compare it with his original valve body, he noticed that the manual valves were different lengths. Since the valve bodies looked identical in every other way, he decided to use his original manual valve in the replacement valve body. When he installed the valve body it worked flawlessly.