Category: P0400 à P0499

Learn about P0482 diagnostic trouble code for engine cooling fan circuits. Understand causes, symptoms and repair solutions for this OBD-II issue affecting a…

Learn about P0483 cooling fan control malfunction: causes, symptoms, and fixes for Ford, Isuzu, Mazda, Mercedes, and Subaru vehicles.

Learn about the P0484 cooling fan circuit overcurrent code, its causes, and solutions for Mazda and Mercedes vehicles.

Learn about P0485 cooling fan circuit malfunctions in Mazda and Mercedes vehicles.

Troubleshoot P0486 EGR sensor B circuit issues with our expert guide. Learn causes, symptoms, and fixes for this generic powertrain code affecting vehicle em…

Discover the meaning of diagnostic code P0487 for EGR control circuit issues in diesel vehicles. Learn symptoms, causes, and fixes for Ford, Dodge, GM models.

Learn about P0488 EGR throttle position control performance range issues in diesel engines.

Troubleshoot P0489 EGR A control circuit low error – a common powertrain code affecting vehicle emissions and NOx reduction systems since 1996 models.

Learn about the P048A code meaning: a stuck closed exhaust pressure control valve detected by your PCM.

Understand P048B exhaust pressure control valve circuit issues in OBD-II vehicles.