How do you drain and flush a cooling system and check Radiator Cap on Toyota Yaris?

To begin with, to drain the cooling system, you can remove the expansion tank and radiator cap, letting the coolant drain. If the coolant is clean, it can be reused. Also, remove the thermostat and flush the engine until you see clean water. When refilling, secure all hoses and clips. You can use an antifreeze mixture and fill the system. If overheating occurs, squeeze the coolant hoses to release air. Check the radiator top hose for heat and release trapped air. Replace the pressure cap if damaged.

Genuine Toyota Yaris Radiator Cap

Cooling Radiator Cap

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7 Radiator Caps found

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Toyota Yaris Cap Sub-Assy, Radiator
Part Number: 16401-31480
$16.05 MSRP: $22.43
You Save: $6.38 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: 16401-28430, 16401-02421, 16401-28280
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009-2013 Toyota Yaris | RS, STD | 4 Cyl 1.5L | 1NZFE; 1NZFE; NCP131L-AGMRKA, NCP131L-AGMRKK, NCP131L-AGMVKK, NCP131L-AGPRKA, NCP131L-AGPRKK, NCP131L-AGPVKK, NCP131L-AHMRKA, NCP131L-AHMRKK, NCP131L-AHMVKK, NCP131L-AHPRKA, NCP131L-AHPRKK, NCP131L-AHPVKK, NCP91L-AGMRKA, NCP91L-AGMRKK, NCP91L-AGMVKK, NCP91L-AGPRKA, NCP91L-AGPRKK, NCP91L-AGPVKK, NCP91L-AHMRKA, NCP91L-AHMRKK, NCP91L-AHMVKK, NCP91L-AHPRKA, NCP91L-AHPRKK, NCP91L-AHPVKK, NCP93L-BEMRKA, NCP93L-BEMRKK, NCP93L-BEPRKA, NCP93L-BEPRKK
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Toyota Yaris Cap Sub-Assembly, RADIAT
Part Number: 16401-31520
$15.99 MSRP: $22.36
You Save: $6.37 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cap Sub-Assy, Radiator
- Manufacturer Note: TYPE B:REFER ILLUST.
- Replaced by: 16401-36020
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2010-2017 Toyota Yaris | RS, STD | 4 Cyl 1.5L | 1NZFE; 1NZFE; NCP131L-AGMRKA, NCP131L-AGMRKK, NCP131L-AGMVKK, NCP131L-AGPRKA, NCP131L-AGPRKK, NCP131L-AGPVKK, NCP131L-AHMRKA, NCP131L-AHMRKK, NCP131L-AHMVKK, NCP131L-AHPRKA, NCP131L-AHPRKK, NCP131L-AHPVKK, NCP131L-CGMRKA, NCP131L-CGMRKK, NCP131L-CGMSKK, NCP131L-CGPRKA, NCP131L-CGPRKK, NCP131L-CGPSKK, NCP131L-CHMRKA, NCP131L-CHMRKK, NCP131L-CHMSKK, NCP131L-CHPRKA, NCP131L-CHPRKK, NCP131L-CHPSKK, NCP93L-BEMRKA, NCP93L-BEMRKK, NCP93L-BEPRKA, NCP93L-BEPRKK
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Toyota Yaris Cap Sub-Assy, Reserve Tank
Part Number: 16471-23030
$4.31 MSRP: $6.02
You Save: $1.71 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cap, Reservoir Cap
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2006-2018 Toyota Yaris | RS, STD | 4 Cyl 1.5L | 1NZFE; 1NZFE; NCP131L-AGMRKA, NCP131L-AGMRKK, NCP131L-AGMVKK, NCP131L-AGPRKA, NCP131L-AGPRKK, NCP131L-AGPVKK, NCP131L-AHMRKA, NCP131L-AHMRKK, NCP131L-AHMVKK, NCP131L-AHPRKA, NCP131L-AHPRKK, NCP131L-AHPVKK, NCP131L-CGMRKA, NCP131L-CGMRKK, NCP131L-CGMSKK, NCP131L-CGPRKA, NCP131L-CGPRKK, NCP131L-CGPSKK, NCP131L-CHMRKA, NCP131L-CHMRKK, NCP131L-CHMSKK, NCP131L-CHPRKA, NCP131L-CHPRKK, NCP131L-CHPSKK, NCP91L-AGMRKA, NCP91L-AGMRKK, NCP91L-AGMVKK, NCP91L-AGPRKA, NCP91L-AGPRKK, NCP91L-AGPVKK, NCP91L-AHMRKA, NCP91L-AHMRKK, NCP91L-AHMVKK, NCP91L-AHPRKA, NCP91L-AHPRKK, NCP91L-AHPVKK, NCP93L-BEMRKA, NCP93L-BEMRKK, NCP93L-BEPRKA, NCP93L-BEPRKK
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Toyota Yaris Cap Sub-Assembly, RESERV
Part Number: 16405-WB001
$29.99 MSRP: $41.92
You Save: $11.93 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cap Sub-Assy, Radiator Reserve Tank; Cap, Reservoir Cap
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2019-2020 Toyota Yaris | Base, Entry, High | P5 | P5; P5; DADW-NAA, DADW-NAB, DADW-NAC, DAEA-NAA, DAEA-NAB, DAEA-NAC, DAEA-NAD, DAEA-NAE, DAEB-NAC, DAEC-NAC, DAEC-NAD, DAEC-NAE, DAEC-NAF, DAED-NAA, DAEE-NAA, DAEE-NAB, DDF4-NAA, DDF4-NAB, DDF4-NAC, DDF4-NAD, DDF5-NAA, DDF5-NAB, DDF5-NAC, DDF5-NAD, DDF5-NAE, DDF5-NAF, DDF5-NAG, DDF8-NAA, DDF9-NAA, DDF9-NAB, DM0S-NAA, DM0S-NAB, DM0S-NAC, DM0T-NAA, DM0T-NAB, DM0T-NAC, DM0T-NAD, DM0T-NAE, DM0V-NAA, DM0W-NAA, DM0W-NAB
View related parts
Toyota Yaris Cap Sub-Assembly, RADIAT
Part Number: 16401-36020
$15.99 MSRP: $22.36
You Save: $6.37 (29%)
ADD TO CART
Product Specifications
- Other Name: Cap Sub-Assy, Radiator; Filler Cap, Radiator Assembly Cap, Radiator Cap
- Manufacturer Note: TYPE C:REFER ILLUST.
- Replaces: 16401-31520, 16401-31792, 16401-62100
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2006-2018 Toyota Yaris | RS, STD | 4 Cyl 1.5L | 1NZFE; 1NZFE; NCP131L-AGMRKA, 1NZFE; NCP131L-CGMRKA, 1NZFE; NCP91L-AGMRKA, NCP131L-AGMRKK, NCP131L-AGMVKK, NCP131L-AGPRKA, NCP131L-AGPRKK, NCP131L-AGPVKK, NCP131L-AHMRKA, NCP131L-AHMRKK, NCP131L-AHMVKK, NCP131L-AHPRKA, NCP131L-AHPRKK, NCP131L-AHPVKK, NCP131L-CGMRKA, NCP131L-CGMRKK, NCP131L-CGMSKK, NCP131L-CGPRKA, NCP131L-CGPRKK, NCP131L-CGPSKK, NCP131L-CHMRKA, NCP131L-CHMRKK, NCP131L-CHMSKK, NCP131L-CHPRKA, NCP131L-CHPRKK, NCP131L-CHPSKK, NCP91L-AGMRKK, NCP91L-AGMVKK, NCP91L-AGPRKA, NCP91L-AGPRKK, NCP91L-AGPVKK, NCP91L-AHMRKA, NCP91L-AHMRKK, NCP91L-AHMVKK, NCP91L-AHPRKA, NCP91L-AHPRKK, NCP91L-AHPVKK, NCP93L-BEMRKA, NCP93L-BEMRKK, NCP93L-BEPRKA, NCP93L-BEPRKK
View related parts
Toyota Yaris Cap Sub-Assy, Radiator
Part Number: 16401-62100
$15.99 MSRP: $22.36
You Save: $6.37 (29%)
ADD TO CART
Product Specifications
- Replaced by: 16401-36020
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2006-2010 Toyota Yaris | RS, STD | 4 Cyl 1.5L | 1NZFE; 1NZFE; NCP91L-AGMRKA, NCP91L-AGMRKK, NCP91L-AGMVKK, NCP91L-AGPRKA, NCP91L-AGPRKK, NCP91L-AGPVKK, NCP91L-AHMRKA, NCP91L-AHMRKK, NCP91L-AHMVKK, NCP91L-AHPRKA, NCP91L-AHPRKK, NCP91L-AHPVKK, NCP93L-BEMRKA, NCP93L-BEMRKK, NCP93L-BEPRKA, NCP93L-BEPRKK
View related parts
Toyota Yaris Cap Sub-Assembly, RADIAT
Part Number: 16401-WB001
$26.80 MSRP: $37.45
You Save: $10.65 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cap Sub-Assy, Radiator; Radiator Cap
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2019-2020 Toyota Yaris | Base, Entry, High | P5 | P5; P5; DADW-NAA, DADW-NAB, DADW-NAC, DAEA-NAA, DAEA-NAB, DAEA-NAC, DAEA-NAD, DAEA-NAE, DAEB-NAC, DAEC-NAC, DAEC-NAD, DAEC-NAE, DAEC-NAF, DAED-NAA, DAEE-NAA, DAEE-NAB, DDF4-NAA, DDF4-NAB, DDF4-NAC, DDF4-NAD, DDF5-NAA, DDF5-NAB, DDF5-NAC, DDF5-NAD, DDF5-NAE, DDF5-NAF, DDF5-NAG, DDF8-NAA, DDF9-NAA, DDF9-NAB, DM0S-NAA, DM0S-NAB, DM0S-NAC, DM0T-NAA, DM0T-NAB, DM0T-NAC, DM0T-NAD, DM0T-NAE, DM0V-NAA, DM0W-NAA, DM0W-NAB

Toyota Yaris Radiator Cap

If you are in demand for superior quality and affordable OEM Toyota Yaris Radiator Cap, then shop with us! We own a wide range of the reduced-priced genuine Toyota Yaris Radiator Cap. You can purchase in confidence as all parts come with a manufacturer's warranty. Any issues with our products? No need to worry as we have a hassle-free return policy to guide you every step of the way.

Toyota Yaris Radiator Cap Parts Questions & Experts Answers

Cap Sub-Assy, Radiator
16401-31480
Q: How do you drain and flush a cooling system and check Radiator Cap on Toyota Yaris?
A: To begin with, to drain the cooling system, you can remove the expansion tank and radiator cap, letting the coolant drain. If the coolant is clean, it can be reused. Also, remove the thermostat and flush the engine until you see clean water. When refilling, secure all hoses and clips. You can use an antifreeze mixture and fill the system. If overheating occurs, squeeze the coolant hoses to release air. Check the radiator top hose for heat and release trapped air. Replace the pressure cap if damaged.