How to replace a thermostat in the Honda Fit?

When in good condition, drain and retain coolant from the cooling system. Take off the splash guard as well as the wire harness bracket, air filter housing, ground strap bolt, and harness clamps. Disconnect all hoses that convey coolant and remove the cover of thermostat housing. Clear all gasket surfaces and take out the thermostat. Put a new sealing ring and thermostat with accurate positioning. For 2008 and earlier models, inject RTV sealant on the cover of the housing. Follow the same steps for reinstallation only that you should tighten up housing bolts before refilling cooling system after the sealant has dried up. Start your engine, let it get to normal temperature then check if there are any leaks.

Genuine Honda Fit Thermostat

Engine Coolant Thermostat

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3 Thermostats found

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Honda Fit Thermostat Assembly (Nippon Thermostat)
Part Number: 19301-RP3-305
$49.22 MSRP: $69.51
You Save: $20.29 (30%)
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Product Specifications
- Other Name: Thermostat
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2009-2013 Honda Fit | 5 Door FIT, 5 Door Sport | KA 5AT, KA 5MT
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Honda Fit Thermostat Assembly
Part Number: 19301-RMX-307
$50.15 MSRP: $70.83
You Save: $20.68 (30%)
ADD TO CART
Product Specifications
- Other Name: Thermostat
- Replaces: 19301-RME-305
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2007-2008 Honda Fit | 5 Door Base, 5 Door Sport | KA 5AT, KA 5MT
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Honda Fit Thermostat Assembly (Nippon Thermostat)
Part Number: 06193-5R0-000
$44.93 MSRP: $64.01
You Save: $19.08 (30%)
ADD TO CART
Product Specifications
- Other Name: Thermostat
- Warranty: This genuine part is guaranteed by Honda's factory warranty.
Fits the following Vehicles:
- 2015-2020 Honda Fit | 5 Door EX, 5 Door EX-L, 5 Door EX-LN, 5 Door LX, 5 Door LX SE, 5 Door Sport | KA 6MT, KA CVT

Honda Fit Thermostat

The Thermostat is commonly located close to the Radiator and plays an important role in the cooling system of Honda Fit vehicles. Its main use is to maintain the engine temperature so that it ideally performs at its premier. Thermostats are feedback control elements that measure and keep a fixed temperature point regulating the circulation of heat transfer fluids. In the automotive industry of thermal control, the simplest type of Mechanical thermostat are bimetallic strips and wax pellets. These thermostats work under the mechanism where they get wider and narrower when they experience heat which helps to regulate the engine's heat. Thermostats that may be used in Honda Fit cars may vary because different ones help in controlling temperature and optimizing performance.

In search of affordable OEM Honda Fit Thermostat? Consider browsing through our extensive inventory of genuine Honda Fit Thermostat. Not only do we provide market-leading prices and a manufacturer's warranty, but we also pride ourselves on exceptional customer service and swift delivery.

Honda Fit Thermostat Parts Questions & Experts Answers

Thermostat Assembly
19301-RMX-307
Q: How to replace a thermostat in the Honda Fit?
A: When in good condition, drain and retain coolant from the cooling system. Take off the splash guard as well as the wire harness bracket, air filter housing, ground strap bolt, and harness clamps. Disconnect all hoses that convey coolant and remove the cover of thermostat housing. Clear all gasket surfaces and take out the thermostat. Put a new sealing ring and thermostat with accurate positioning. For 2008 and earlier models, inject RTV sealant on the cover of the housing. Follow the same steps for reinstallation only that you should tighten up housing bolts before refilling cooling system after the sealant has dried up. Start your engine, let it get to normal temperature then check if there are any leaks.