Generic Codes
Generic OBD2 codes are standardized codes that apply to all cars that are OBD2 compliant, regardless of the make or model.
Our collection of articles on this page provides a wealth of information about these codes, going beyond just an explanation of what they mean. We analyze each code in detail, providing technical explanations, common causes, symptoms to look out for, and recommended solutions for each issue.
So why wait? Start exploring now!
In a hurry? Quickly jump to the code you're facing:
U028D: ISO/SAE Reserved
The U028D code is a generic ISO/SAE Reserved code that may appear in your vehicle's diagnostic system. Read on to learn more about it and what you should do to deal with it.
U028E: ISO/SAE Reserved
The U028E code is a generic ISO/SAE Reserved code that may appear in your vehicle's diagnostic system. Read on to learn more about it and what you should do to deal with it.
U028F: ISO/SAE Reserved
The U028F code is a generic ISO/SAE Reserved code that may appear in your vehicle's diagnostic system. Read on to learn more about it and what you should do to deal with it.
U0290: ISO/SAE Reserved
The U0290 code is a generic ISO/SAE Reserved code that may appear in your vehicle's diagnostic system. Read on to learn more about it and what you should do to deal with it.
U0291: Lost Communication with Gear Shift Control (GSC-B) Module B
Is the U0291 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0292: Lost Communication with Drive Motor Control Module B
Is the U0292 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0293: Lost Communication With Hybrid Powertrain Control Module
Is the U0293 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0294: Lost Communication With Powertrain Control Monitor Module
Is the U0294 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0295: Lost Communication With AC to AC Converter Control Module
Is the U0295 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.
U0296: Lost Communication With AC to DC Converter Control Module-A
Is the U0296 code causing communication issues in your vehicle? Read on to learn how to deal with this communication network problem and get your vehicle back on the road.