226025B320 Toyota FILTER SUB-ASSY, FUEL INJECTION PUMP, NO.2, Price: 12.74$, Weight: 0.001kg

Fuel Injection Pump Secondary Filter for Toyota

This precision micro-filter protects the heart of your Toyota’s fuel system. It sits inside or just ahead of the high-pressure pump and screens ultra-fine debris before fuel reaches the plungers, control valves, and tight-clearance components. Built to OEM-grade standards, it keeps rail pressure stable and injectors happy, even under tough driving and poor fuel conditions.

Why your engine needs it

Modern EFI and common-rail setups work with extreme pressure and tiny tolerances. Even dust-like particles, varnish, or water-borne rust can score the pump, jam metering valves, and upset spray patterns. This small part is cheap insurance against costly pump and injector repairs.

How it works ⛽

A fine stainless mesh and resin body trap micro-contaminants as fuel flows toward the pump’s internal galleries. Flow remains smooth, pressure sensors read correctly, and the ECU can control delivery with precision for clean power and low emissions.

What happens if it fails ⚠️

Clogging causes hard starts, weak acceleration, noisy pump, and low rail pressure codes (e.g., P0087, P0191). If torn, grit enters the pump, leading to metal wear, injector misfire, black smoke, and expensive damage.

Fitment and install tips ✅

• Match by VIN/engine code for exact compatibility.
• Replace during pump service or when fuel quality is suspect.
• Use clean tools, relieve pressure, and prime the system after install.
• Pair with a fresh main fuel filter for best results.

Signs it’s time to replace

• Slow start, hesitation, or surging under load.
• Whine from the pump, increased injector tick.
• Poor fuel economy and uneven idle.