# Mazda CX-5 coolant temperature warning light: complaints, recalls and what to do **Verdict:** Stop driving - **Owner complaints:** 51 - **Most complaints:** 2016 (15) - **Related recalls:** 0 - **Verdict:** Stop now ## Quick answer NHTSA has 51 owner complaints about the coolant temperature warning light on the Mazda CX-5 (2015-2026 models), most for the **2016** model year (15). No recall covers the parts behind this light, so a repair is usually at the owner's cost. Stop driving: No. ## Mazda CX-5 coolant temperature warning light complaints by model year | Model year | Complaints mentioning the coolant temperature light | All complaints that year | Share | | --- | --- | --- | --- | | 2015 | 1 | 133 | 1% | | 2016 | 15 | 512 | 3% | | 2017 | 4 | 150 | 3% | | 2018 | 6 | 122 | 5% | | 2019 | 15 | 273 | 5% | | 2022 | 4 | 65 | 6% | | 2023 | 4 | 67 | 6% | | 2024 | 2 | 47 | 4% | Counts are complaints filed with NHTSA whose description mentions this light. They show where owners have had trouble, not a failure rate: popular years collect more complaints simply because more cars are on the road. ## Is there a recall for the Mazda CX-5 coolant temperature warning light? Not for the parts behind this light, as of 2026-11-04. The Mazda CX-5 has 9 recalls for other parts in 2015-2026; see the [Mazda CX-5 page](/vehicles/mazda-cx-5) or check your VIN at [nhtsa.gov/recalls](https://www.nhtsa.gov/recalls). ## What Mazda CX-5 owners report - "Car information: - Mazda CX5 2024 - Bought in June or July 2024(car payment only made 22 times so far) - Odometer 24,445mi(as of 05/15/2026) What happened: - In [XXX] Friday afternoon, I was in Bellevue and noticed an engine overheat warning. So, I stopped immediately to cool down and called Mazda Dealership(Lee..." -- owner of a 2024 Mazda CX-5, complaint filed 2026 - "The coolant light was illuminated, and the engine temperature gauge failed to rise above COLD. The vehicle occasionally failed to start or while started and driving at various speeds, the vehicle stalled while and engine temperature failed to reach the normal operating temperature. The check engine light was..." -- owner of a 2023 Mazda CX-5, complaint filed 2025 - "This causes the fan to fail and the light to overheat if the headlight assembly is not replaced. This problem seems to be so common that the dealership already had the part in stock that they would need." -- owner of a 2022 Mazda CX-5, complaint filed 2025 Excerpts from complaints filed with NHTSA, lightly cleaned for reading. They are owners' own accounts and have not been verified. ## What the coolant temperature warning light means A red coolant temperature light means the engine is overheating or about to. The most common cause is low coolant from a leak, followed by a stuck thermostat, a failed radiator fan, and a worn water pump. Pull over and shut the engine off as soon as it is safe, because continued driving can warp the cylinder head and destroy the engine. The most common causes, on any make: 1. **Low coolant from a leak** (most common) 2. **Thermostat stuck closed** (common) 3. **Radiator fan not working** (common) 4. **Failing water pump or broken belt** (less common) Full causes, what to do and how to reset it: [Coolant temperature warning light](/warning-lights/coolant-temperature). ## Frequently asked questions ### Is there a recall for the Mazda CX-5 coolant temperature light? Not for the parts behind this light, as of 2026-11-04. A repair is usually at the owner's cost unless the car is under warranty. Check your VIN at nhtsa.gov/recalls, since new recalls are added often. ### Which Mazda CX-5 years have the most coolant temperature light complaints? In NHTSA's database the 2016, 2018 and 2019 CX-5 model years have the most complaints mentioning the coolant temperature warning light, with 15 for 2016. Complaint counts reflect how many cars were sold as well as how often problems happen. ### Is it safe to drive a Mazda CX-5 with the coolant temperature light on? Stop driving. No. Stop driving as soon as it is safe and shut the engine off. Driving an overheating engine even a few miles can cause damage that costs thousands of dollars to repair. ### How do I check if my Mazda CX-5 has an open recall? Enter the 17-character VIN from your dashboard or registration at nhtsa.gov/recalls, or ask any Mazda dealer. Open recalls are fixed free of charge, even if you are not the first owner. ## Sources - [NHTSA: Vehicle safety complaints and recalls (api.nhtsa.gov)](https://www.nhtsa.gov/nhtsa-datasets-and-apis) - [NHTSA: Check for recalls by VIN](https://www.nhtsa.gov/recalls) ## Other Mazda CX-5 warning lights - [Airbag (SRS) warning light](https://diagxcar.com/warning-lights/airbag/mazda-cx-5): 19 complaints - [Brake warning light](https://diagxcar.com/warning-lights/brake/mazda-cx-5): 55 complaints - [Check engine light](https://diagxcar.com/warning-lights/check-engine/mazda-cx-5): 91 complaints - [Oil pressure warning light](https://diagxcar.com/warning-lights/oil-pressure/mazda-cx-5): 55 complaints - [Power steering warning light](https://diagxcar.com/warning-lights/power-steering/mazda-cx-5): 11 complaints - [Tire pressure (TPMS) light](https://diagxcar.com/warning-lights/tire-pressure/mazda-cx-5): 11 complaints - [Traction control light](https://diagxcar.com/warning-lights/traction-control/mazda-cx-5): 13 complaints ## Coolant temperature warning light on other models - [Ford Escape](https://diagxcar.com/warning-lights/coolant-temperature/ford-escape): 1520 complaints - [Ford Edge](https://diagxcar.com/warning-lights/coolant-temperature/ford-edge): 752 complaints - [Ford Explorer](https://diagxcar.com/warning-lights/coolant-temperature/ford-explorer): 222 complaints - [Honda Accord](https://diagxcar.com/warning-lights/coolant-temperature/honda-accord): 193 complaints - [Jeep Wrangler](https://diagxcar.com/warning-lights/coolant-temperature/jeep-wrangler): 143 complaints - [Nissan Rogue](https://diagxcar.com/warning-lights/coolant-temperature/nissan-rogue): 140 complaints - [Chrysler Pacifica](https://diagxcar.com/warning-lights/coolant-temperature/chrysler-pacifica): 139 complaints - [Kia Sorento](https://diagxcar.com/warning-lights/coolant-temperature/kia-sorento): 138 complaints - [Jeep Compass](https://diagxcar.com/warning-lights/coolant-temperature/jeep-compass): 112 complaints - [Kia Soul](https://diagxcar.com/warning-lights/coolant-temperature/kia-soul): 110 complaints ## Mazda CX-5 - [Mazda CX-5 specs and mpg by year](https://diagxcar.com/vehicles/mazda-cx-5) --- Source page: https://diagxcar.com/warning-lights/coolant-temperature/mazda-cx-5 Updated: 2026-11-04 General information, not a substitute for a qualified mechanic.