日产英菲尼迪铃木前氧传感器 234-9038/22693-1AA0A 原厂替代

Infiniti, Suzuki front oxygen sensor for Nissan engines, OEM numbers 234-9038 and 22693-1AA0A, installed on exhaust manifold or front exhaust pipe. Monitors oxygen content in exhaust, provides feedback to ECU to optimize combustion efficiency and emissions control. Fits Nissan, Infiniti and some Suzuki models. Installation difficulty medium, estimated labor 0.5-1 hour. If check engine light on, rough idle, increased fuel consumption or weak acceleration, sensor aging or failure; replace promptly.