U0101 Code Diagnosis for Lost Communication with TCM - JustAnswer
The U0101 code indicates lost communication with the Transmission Control Module (TCM). Check the TCM’s wiring harness and connectors for corrosion or damage.
U0101 Code Explained: Troubleshooting & Fix Guide - JustAnswer
The U0101 code indicates lost communication with the transmission control module (TCM). Check the CAN bus wiring harness for damage or loose connectors between the TCM and the main computer.
Check Engine Light and AT light : U0101 TCM issue - Mazda3 Forums
Nov 7, 2015 · The code is U0101 that comes on. And does anyone know where to get a used tcm/pcm for a 2004 mazda 3 2.3l that comes WITH keys?
TCM U0101 Code: Limp Mode Troubleshooting Guide & Fixes
Code U0101 indicates a loss of communication with the Transmission Control Module (TCM). After replacing the battery and clearing codes, persistent limp mode suggests wiring issues, faulty TCM, or …
U0101 Code? Fix Lost Communication with Transmission ... - JustAnswer
Customer: I'm encountering an issue indicated by the code U0101, which suggests there's lost communication with the Transmission Control Module. Despite the dashboard instructing to shift to …
Chevy Express 3500 ABS Lights and Erratic Speedometer? - JustAnswer
Codes U0101 and U0073 indicate communication loss between the ABS module and other control units. The absence of rear ABS sensors may cause false rear ABS codes. Check wiring harnesses and …
AT light on - Code U0101 - Mazda3 Forums
Mar 25, 2010 · AT light on - Code U0101 Jump to Latest 120K views 10 replies 5 participants last post by Bill Nov 28, 2020 H
Losing communication with TCM? - Mazda3 Forums
Mar 31, 2024 · Anytime the car sits shut off for any length of time and is then restarted, I get an AT warning light on the dash, no gear indication, crappy shifting, and a U0101 code stored for lost …
Failed TCM module - U0101 - Diesel Place
Jul 6, 2023 · I'm the latest victim of the TCM failure: hit bump while driving and got immediate "Service Stabilitrak", U0101 code, tranny in limp mode, etc. My question is actually not around the fix, but if …
Chevy Impala U0101 Code Loss of TCM Communication - JustAnswer
The U0101 code indicates loss of communication with the Transmission Control Module (TCM). Check the TCM wiring harness for damaged connectors or corrosion. Inspect the CAN bus network for …