Thomas, familiar with the Espar Edith diagnosis software, quickly headed to the MHH AUTO workshop to assess the situation. Upon arrival, he plugged in the truck's onboard computer and launched the Espar Edith software. The program quickly sprang to life, displaying a wealth of information about the heater's performance.
Originally, this required the expensive Eberspacher "EDITH Interface Box" (often a blue or black box) connected via RS232 (Serial) to a laptop. These are rare and expensive on the used market. Eberspacher Espar Edith Diagnose Software - MHH AUTO