Thermostat Assembly CM5G9K478GA | Genuine Ford Transit Custom VN / EcoSport BK / Fiesta CE1 1.0L EcoBoost

Genuine Ford Thermostat Assembly, part number CM5G9K478GA, for the Transit Custom VN, EcoSport BK, Fiesta CE1, Fiesta WZ with the 1.0L EcoBoost engine. Brand new, Genuine Ford, dispatched Australia-Wide.

About this part

This is a Genuine Ford thermostat that opens at the factory temperature. It is part of the cooling system.

When to replace it

• The engine overheating, or taking a long time to warm up.
• Poor heater output or a temperature gauge that sits low.

Fitting tip

Bleed all the air out of the cooling system after fitting and recheck the coolant level once cool.

Part numbers

• Ford part number: CM5G9K478GA
• Also written as: CM5G-9K478-GA, CM5G 9K478 GA
• Ford base part: 9K478

Vehicle fitment

• Ecosport BK, from 15/4/2013, 1.0L Ecoboost
• Fiesta CE1, from 15/5/2017, 1.0L 3 CYL
• Fiesta ST WZ, from 5/11/2012 to 12/8/2019, 1.0L 3 CYL
• Fiesta WZ MCA, from 21/10/2013, 1.0L Ecoboost
• Fiesta WZ MCA, from 11/8/2014, 1.0L Ecoboost
• Focus LW, from 21/2/2012 to 21/7/2015, 1.0L 3 CYL
• Focus ST & RS, from 6/10/2014 to 10/2/2020, 1.0L 3 CYL
• Mondeo MD, from 20/9/2014 to 10/11/2022, 1.0L 3 CYL
• Transit Custom VN, from 14/10/2019, 1.0L FOX PHEV

Related parts

• Radiator Insulator 1S7H8125AC
• Water Pump Hose 6C1Q8N039AD
• Heater Control Regulator AV1118B647BA
• AC Motor AV6Z19E616C

Not sure it fits?

Send us your VIN or rego with your order and we will check it against Ford's catalogue before it ships.

Questions

Is CM5G9K478GA a Genuine Ford part? Yes. This is Ford part number CM5G9K478GA, brand new and genuine.

What does CM5G9K478GA fit? Transit Custom VN, EcoSport BK, Fiesta CE1, Fiesta WZ, Mondeo MD, Focus LW. See the full fitment list above.

Is CM5G-9K478-GA the same part? Yes. CM5G-9K478-GA and CM5G 9K478 GA are the same Ford part number written with spaces or dashes.