Manufacturer-specific Codes
While generic OBD2 codes are standardized across all vehicles, manufacturer-specific codes are unique to each car manufacturer. These codes provide even more specific information about issues with your vehicle and can be incredibly helpful in diagnosing and fixing problems.
On this page, you’ll find a wealth of articles covering a wide range of manufacturer-specific OBD2 codes, going beyond just an explanation of what they mean. Explore now!
In a hurry? Quickly jump to the code you're facing:
Acura B1843: Power Seat Control Unit Lost Communication with Power Tilt/Telescopic Steering Control Unit (UART line)
Troubleshoot the Acura B1843 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1844: Power Seat Slide Switch Circuit Malfunction
Troubleshoot the Acura B1844 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1845: Power Seat Recline Switch Circuit Malfunction
Troubleshoot the Acura B1845 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1846: Power Seat Front Up-Down Switch Circuit Malfunction
Troubleshoot the Acura B1846 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1847: Power Seat Rear Up-Down Switch Circuit Malfunction
Troubleshoot the Acura B1847 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1900: Communication Bus Line Error
Troubleshoot the Acura B1900 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1905: Immobilizer-Keyless Control Unit Lost Communication with Driver's MPCS Unit (DRLOCKSW Message)
Troubleshoot the Acura B1905 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1906: Immobilizer-Keyless Control Unit Lost Communication with Gauge Control Module (A/T Message)
Troubleshoot the Acura B1906 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1950: Communication Bus Line Error
Troubleshoot the Acura B1950 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.
Acura B1955: Rear MICU Lost Communication with MICU (MICU Message)
Troubleshoot the Acura B1955 code with our expert guide. Learn about its common causes, symptoms, and solutions to keep your Acura running smoothly.