7731012150 Toyota CAP ASSY, FUEL TANK, Price: 29.44$, Weight: 0.261kg


Make Number Name Availability Weight, kg Ship in, Days Price

Toyota

7731012150

CAP ASSY, FUEL TANK

3

0.261

2-3

29.44$

 

Substitutions

Make Number Name Availability Weight, kg Processing, days Price  
Toyota
7726260430 
TUBE, FUEL TANK TO CANISTER, NO.2
4
0.276
2-3
19.82$
 
Toyota
7731035110 
CAP ASSY, FUEL TANK
0
0.075
-
28.22$
Not Available

Fuel Tank Cap with Vapor Seal for Toyota SUV ⛽

Keep your tank sealed, clean, and compliant. This OEM-grade cap locks in fuel, manages vapor pressure, and keeps water, dust, and smells out. Perfect fit and smooth click action mean reliable sealing on every refuel.

Why you need it ️

The cap is a key part of the EVAP system. It prevents fuel evaporation, protects the charcoal canister, and keeps the Check Engine light off. A good seal saves fuel, reduces emissions, and stops dirt from entering the filler neck.

How it works

Inside is a molded sealing ring, a calibrated pressure/vacuum relief valve, and a secure ratchet lock. When tightened, the gasket seats on the filler neck. The valve balances pressure from heat or altitude changes, so the tank stays safe without venting raw fumes.

If it’s damaged or missing ⚠️

You may notice fuel smell, cap won’t “click,” rough starts after refuel, or a P0455/P0457 EVAP leak code. Over time it can saturate the canister, trigger poor idle, and let moisture corrode the neck. In severe cases, dust entry harms injectors and pump.

Install tips ✅

Inspect the gasket, wipe the neck, turn until it clicks 3 times. Replace at first sign of cracks, hard rubber, or weak ratchet.

Compatibility

  • Land Cruiser