What does U0073 mean?
Control Module Communication Bus
Code U0073 stands for Control Module Communication Bus ‘A’ Off. The computers in modern vehicles (referred to as modules) communicate with one another over a data bus. This bus is called the controller area network (CAN).
Where is the trouble code for u0073 control module?
U0073 – Control module – data bus Off Trouble Code Fault Location U0073 Control module – data bus Off
What does the code u0100 mean on a car?
Code U0100 stands for Lost Communication with ECM/PCM. The powertrain control module (PCM) is the computer responsible for engine management. Like the other computers (known as modules) onboard your vehicle, the PCM communicates over a bus.
What are the problems with the u0100 OBD II?
1 A faulty PCM 2 A problem with the control module circuit 3 A problem with the CAN bus
Is there a lost communication code for u0100?
Codes U0100 to U0300 are lost communication with XX module codes. U0100 is monitored when the ignition is on, battery voltage is at a certain level and other key modules are configured correctly. No comments yet…
What does code u0073-obd II stand for?
U0073 – OBD II Code: Control Module Communication Bus ‘A’ Off What does code U0073 mean? Code U0073 stands for Control Module Communication Bus ‘A’ Off. The computers in modern vehicles (referred to as modules) communicate with one another over a data bus.
What causes a control module code u0073 to pop up?
Common causes for U0073. Code U0073 is typically caused by one of the following: A faulty control module; A problem with the CAN bus; How to diagnose and repair U0073 Perform a preliminary inspection. Sometimes U0073 can pop up intermittently, or it can result from a dead battery. Clear the code and see if it returns.
How to check for u0073 Chevrolet control module?
First diagnose U0073 CHEVROLET code. Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
Code U0100 stands for Lost Communication with ECM/PCM. The powertrain control module (PCM) is the computer responsible for engine management. Like the other computers (known as modules) onboard your vehicle, the PCM communicates over a bus.