Nissan Sunny N17 Fuel Injector FBY21B0 16600-3TA0A B003404 Direct Injection Fuel Supply

This replacement uses the same precision electronic fuel injection process as OEM; valve body is high-strength stainless steel; corrosion resistance and anti-carbon buildup tested; service life 80,000–100,000 km, more stable than typical aftermarket parts. OEM 16600-3TA0A; fits Nissan Sunny N17 (2000–2014) and some Tiida, Sylphy models. Function: precisely control fuel injector quantity to stabilize mixture; prevents idle jitter or acceleration weakness. Replacement difficulty medium; remove intake manifold and seals; recommended for technicians familiar with direct injection systems to avoid seal leakage.