P0171 is a diagnostic trouble code that means the engine’s air-to-fuel mixture on Bank 1 is too lean, with too much air ...

In this video, we explain car engine sensors, detailing their functions, operations, locations, and effects of malfunctions.

Discover the 5 most common Mazda DTC codes and their fixes. We review P0171, P2096, P0126, P0300, and P0420 to help clear ...