Automotive Technical References

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Automotive technical references

Search reliable OBD2 fault-code references by vehicle brand, understand what a code means and find the right next diagnostic step.

56 vehicle brands
OBD2 generic code library
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Generic OBD2 fault-code library

Look up standard P, B, C and U codes used across OBD2-compatible vehicles.

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Search a brand or use the A–Z index. Select a brand to see matching technical articles and fault-code references.

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About this technical library
Welcome to the dedicated page of our OBD Automotive Fault Code Base, an exclusive offering by iCarsoft. In our unremitting pursuit of innovation and top-tier customer service, we have crafted this all-encompassing resource to meet a crucial demand: a profound comprehension of on-board Diagnostic (OBD) automotive fault codes that can affect your vehicle.
As a frontrunner in automotive diagnostics, our company has long realized the significance of providing easy access to reliable and precise information regarding OBD error codes.
Therefore, we have committed substantial resources and our in-depth expertise to curate a comprehensive library. This library is designed to assist you in gaining a better understanding of the causes and symptoms of these faults, and, most importantly, in finding effective ways to resolve these issues.

If there are any trouble codes that you haven't found through the query, you can click on the chat bubble in the lower-right corner to communicate with our professional after-sales staff, who will help you with the answers.