Nissan Oxygen Sensor 226A0-4BB0A Plug-and-Play Restore Oxygen Sensing Function

When your Nissan Patrol’s 5.6L engine shows check engine light on, idle instability, weak acceleration, or abnormal fuel consumption, the oxygen sensor aging is likely causing air-fuel ratio imbalance. This sensor monitors exhaust oxygen content in real time and feeds ECU to adjust injection for efficient operation and reduced emissions. OEM 226A0-4BB0A; compatible with 226A04BB0A and 234-8020; designed for 2016 Nissan Patrol 5.6L; plug-and-play replacement to restore oxygen sensor function. Ensure engine is cool and disconnect negative battery before installation; avoid applying sealants or lubricants; tighten to specified torque directly.