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Toyota · Engine Parts
Radiator Cap, 1.1 Bar, Small-Neck Type
OE Number: 16401-31480
Final freight and availability confirmed by our sales team.

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Message Cindy on WhatsAppProduct Details
- Brand
- Toyota
- Vehicle models
- GRX12 GRS18 ACV3 GSE22 GRJ12 TRJ12 ASU4
- Origin
- Fengtong Parts
- Category
- Engine Cooling System
- Cross references
- 16401-31480, 16401-02421, 16401-05050, 16401-31520, 16401-31792, 16401-28430, 16401-28280, 16401-28430, 16401-28120, 16401-02421, 16401-05050, 16401-31790, 16401-0Y050, 16401-36020, 16401-36020, 16401-31480, 16401-62100, 16401-31680, 16401-50371, 16401-0P160, 16401-3179
Description
Toyota Radiator Cap, 1.1 Bar, Small-Neck Type (OE 16401-31480) is listed for GRX12 GRS18 ACV3 GSE22 GRJ12 TRJ12 ASU4. Cross-reference numbers include 16401-31480, 16401-02421, 16401-05050, 16401-31520, 16401-31792, 16401-28430, 16401-28280, 16401-28120. Please provide the vehicle VIN to confirm exact fitment before ordering.
Function
Seals the cooling system and regulates pressure according to its specified pressure rating.
When to Inspect or Replace
Replace if the cap seal is damaged, it does not hold or release pressure to specification, or a cooling-system test confirms cap failure. Use the specified pressure rating for the vehicle.
Service intervals and replacement decisions vary by vehicle. Confirm the OE number and fitment by VIN; have a qualified technician diagnose the vehicle before ordering a replacement.