Nissan Sunny B15 QG18 1.8L Fuel Injector 16600-4Z800 0280156159

Nissan Sunny B15 with QG18 1.8L engine can directly replace fuel injectors with OEM numbers 16600-4Z800 and 0280156159 without issue. It precisely atomizes fuel into the intake manifold to ensure proper mixture and resolves idle vibration, sluggish acceleration, high fuel consumption, and cold-start difficulty after installation. If the check engine light is on, fuel smell in exhaust, or black smoke from exhaust, injector aging or clogging is likely the cause.