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 P1153: HO2S-21 (Bank 2 Sensor 1) Insufficient Switching
Learn about the Acura P1153 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1154: HO2S-21 (Bank 2 Sensor 1) Transition Time Ratio
Learn about the Acura P1154 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1162: Air Fuel Sensor (Bank 1 Sensor 1) Circuit Malfunction
Learn about the Acura P1162 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1163: Air Fuel Sensor (Bank 1 Sensor 1) Slow Response
Learn about the Acura P1163 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1164: Air Fuel Sensor (Bank 1 Sensor 1) Range/Performance
Learn about the Acura P1164 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1166: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
Learn about the Acura P1166 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1167: Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
Learn about the Acura P1167 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1171: Fuel System Lean During Acceleration Detected
Learn about the Acura P1171 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1172: Rear Air/Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Circuit Out of Range High
Learn about the Acura P1172 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.
Acura P1174: Front Air/Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Circuit Out of Range High
Learn about the Acura P1174 code and how to fix it. Our expert guide covers common causes and solutions to keep your car running at its best.