By AllDATA Tech-Assist Team
Here’s a compilation of some of the “Tech Tips” ALLDATA compiles as its Tech-Assist Team helps technicians tackle vehicle issues. More detail on these tips — including marked-up schematics, images and recommendations — are searchable in the “ALLDATA Community” (https://www.alldata.com/alldata-community).
Corolla starts and stalls
Problem: A 2010 Toyota Corolla (L4-1.8L, automatic transmission/transaxle) with 92,009 miles was towed in because it wouldn’t stay running. It would start then stall after a couple seconds.
Details: The only diagnostic trouble code (DTC) present was U0100 – Lost Communication with the ECM.
The technician found this DTC in multiple modules, such as the ABS, Certification ECU and Combination Meter. He checked the fuses and found a …
