Part number 0986AG2228 Oxygen sensor for engine management Model numbers and identifiers - Z60218861A - ZJ3918861A - Specific code Z602 18 861 - Alternate code LFH2 18 861A What it does - Provides accurate exhaust oxygen readings to the engine control unit to regulate the air fuel ratio - Supports optimal engine performance, fuel efficiency, and lower emissions - Built to withstand exhaust temperatures and harsh operating conditions Why you need it - Replaces a faulty or degraded sensor to restore proper sensor feedback - Helps maintain catalytic converter efficiency and ensure emissions compliance - Improves drivability and responsiveness in engines that rely on precise oxygen sensing Key attributes - Distinct identification that enables accurate recognition and fitment in compatible vehicles - Designed for reliable sensing in typical automotive exhaust environments Use scenarios - Vehicle maintenance: install in a gasoline engine to restore accurate ECU control and improve fuel economy - Emissions servicing: use during diagnostics or inspections to verify sensor performance - Fleet and repair shop use: stock and replace vehicles that require these exact codes and model identifiers