Nissan Infiniti Front Oxygen Sensor 22693-1CA0A Air-fuel Ratio Precise Control

KLP front oxygen sensor (OEM: 22693-1CA0A) uses a high-temperature ceramic substrate and precise electrode coating; durability proven for long-term use under normal conditions, not prone to rapid aging or signal drift. Fits Nissan/Infiniti Q50, Q70 and some VQ-series engine models. Monitors exhaust oxygen content in real time and feeds ECU to precisely control the air-fuel ratio, ensuring combustion efficiency and emission compliance. Replacement difficulty moderate; use a dedicated socket to remove old sensor and avoid thread damage.