Understanding D365 and D108 Smog Test Errors

If you own a vehicle in California, you may encounter various smog test errors when trying to register or renew your vehicle. Two common error codes are D365 and D108. This article will help clarify what these errors mean and how to resolve them.

Error Code D365

Error code D365 indicates that your vehicle requires a smog test from a STAR station. STAR stations are authorized facilities that perform comprehensive emissions testing on vehicles and can issue the necessary certification upon successful completion of the test.

• Importance of STAR Stations: These stations adhere to stricter regulations and standards set by the state, ensuring thorough testing for compliance with environmental laws.
• Sourcing a STAR Station: To find an authorized STAR station near you, visit the California Bureau of Automotive Repair (BAR) website or use their mobile app for location services.

Error Code D108

Error code D108, on the other hand, pertains to basic smog tests which can be conducted at regular smog check stations. While these tests are essential for maintaining air quality standards, they do not provide the same level of thoroughness or certification as those performed at STAR stations.

• Regular Smog Check Stations: These locations can conduct standard emissions checks but may lack authorization for more detailed assessments required under specific circumstances like those indicated by error code D365.
• Caveats: If your vehicle is flagged with error D365, opting for a regular station could lead to non-compliance issues since they cannot certify your vehicle's emissions status adequately.

Steps to Resolve Your Error Codes

1. For Error Code D365:
   Select an authorized STAR station; ensure they have availability before visiting.
2. For Error Code D108:
   You may proceed with any registered smog check facility if no additional requirements exist beyond routine testing.
3. Keep Documentation Handy:
   Keeps records of all