Search result for: 3172841X03
STRAINER ASSY-OIL
Part number: 3172841X03
Availability: 89
Weight, kg: 0.7
Processing: 2-3 days
Make: Nissan
Made in: Japan

Substitutions
STRAINER ASSY-OIL
Part number: 3172841X01
Availability: 0
Weight, kg: 0.414
Make: Nissan
Made in: Japan

Automatic Transmission Oil Pickup Strainer ️
This ATF intake filter (transmission oil strainer) protects the gearbox by screening fluid before it reaches the pump and valve body. It traps clutch dust, gasket crumbs, and fine metal so shift timing stays precise and line pressure stays stable. Clean flow equals cooler temps, smoother drivability, and longer unit life.
Why you need it
Without a healthy pickup screen, debris recirculates and erodes bushings, solenoids, and valves. Replacing the strainer during a pan service is low-cost prevention that supports consistent pressure, crisp shifts, and extended ATF life.
How it works ⚙️
Mounted in the transmission pan, the pump draws ATF through a fine mesh inlet and into the suction tube. The wide mouth reduces restriction while the mesh captures particles. A sealed neck prevents air ingress that would cause cavitation, pressure drop, and slip.
What happens if it fails ⚠️
Clogged, torn, or cracked parts lead to delayed engagement, flare on upshifts, shudder, pump whine, overheating, and burnt fluid. Left unchecked, valves stick and internal wear accelerates—ending in a costly rebuild.
Replacement tips
Service with the pan: new gasket, clean magnet, correct ATF spec, even torque, warm-level check, then cycle P–R–N–D to purge air.
Compatibility
- Qx4
