# Honda Odyssey coolant temperature warning light: complaints, recalls and what to do **Verdict:** Stop driving - **Owner complaints:** 42 - **Most complaints:** 2019 (17) - **Related recalls:** 2 - **Verdict:** Stop now ## Quick answer NHTSA has 42 owner complaints about the coolant temperature warning light on the Honda Odyssey (2015-2026 models), most for the **2019** model year (17). There are **2 recalls** for related parts; check yours by VIN. Stop driving: No. ## Honda Odyssey coolant temperature warning light complaints by model year | Model year | Complaints mentioning the coolant temperature light | All complaints that year | Share | | --- | --- | --- | --- | | 2015 | 1 | 207 | 0% | | 2016 | 1 | 271 | 0% | | 2017 | 1 | 39 | 3% | | 2018 | 14 | 1012 | 1% | | 2019 | 17 | 998 | 2% | | 2020 | 6 | 492 | 1% | | 2023 | 1 | 105 | 1% | | 2025 | 1 | 451 | 0% | 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. ## Honda Odyssey recalls related to the coolant temperature warning light **[23V751000](https://www.nhtsa.gov/recalls?nhtsaId=23V751000)** (2018-2019 models, reported 2023-11-13): A damaged engine may run improperly or stall while driving, increasing the risk of a fire, crash, or injury. **Remedy:** Dealers will inspect and repair, or replace the engine as necessary, free of charge. Owner letters were mailed March 28, 2024. 2016-2017 Acura MDX owner letters were mailed November 1, 2024. 2016-2020 Acura MDX owner letters are expected to be mailed in mid-December 2024. Honda began mailing owner notification... **[19V298000](https://www.nhtsa.gov/recalls?nhtsaId=19V298000)** (2019 models, reported 2019-04-12): Teeth separation from the timing belt may result in an engine stall, increasing the risk of crash. **Remedy:** Honda will notify owners, and dealers will inspect the vehicle and replace any affected timing belt free of charge. Vehicles receiving a replacement timing belt will also have the engine inspected and any damaged components will be replaced for free. The recall began June 7, 2019. Honda owners may contact customer... Recall repairs are free at any Honda dealer. Enter your 17-character VIN at [nhtsa.gov/recalls](https://www.nhtsa.gov/recalls) to see whether yours is still open. ## What Honda Odyssey owners report - "I had starter replaced at a Honda dealership, but the dealer could not say whether it was same part or upgraded part, which means the starter may overheat and shut down again because Auto Idle Stop. This began happening when car was less than one year old." -- owner of a 2025 Honda Odyssey, complaint filed 2026 - "Warning symptoms prior to failure include loss of acceleration, hesitation, and engine overheating. A fuel pump-related fault code has been detected. The vehicle has stalled while driving, creating a serious safety risk due to sudden loss of power in traffic. This condition matches NHTSA Recall 23V858000, which..." -- owner of a 2023 Honda Odyssey, complaint filed 2026 - "My belief is that the system is malfunctioning due to overheating, which is a design issue associated with the vehicle and isn't something that I should be responsible for." -- owner of a 2020 Honda Odyssey, 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 Honda Odyssey coolant temperature light? Yes. NHTSA lists 2 related recalls (23V751000, 19V298000) covering 2018-2019 models. Recall repairs are free; check your VIN at nhtsa.gov/recalls to see if yours is open. ### Which Honda Odyssey years have the most coolant temperature light complaints? In NHTSA's database the 2018, 2019 and 2020 Odyssey model years have the most complaints mentioning the coolant temperature warning light, with 17 for 2019. Complaint counts reflect how many cars were sold as well as how often problems happen. ### Is it safe to drive a Honda Odyssey 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 Honda Odyssey has an open recall? Enter the 17-character VIN from your dashboard or registration at nhtsa.gov/recalls, or ask any Honda 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 Honda Odyssey warning lights - [ABS warning light](https://diagxcar.com/warning-lights/abs/honda-odyssey): 9 complaints - [Airbag (SRS) warning light](https://diagxcar.com/warning-lights/airbag/honda-odyssey): 29 complaints - [Battery (charging system) warning light](https://diagxcar.com/warning-lights/battery/honda-odyssey): 45 complaints - [Brake warning light](https://diagxcar.com/warning-lights/brake/honda-odyssey): 176 complaints - [Check engine light](https://diagxcar.com/warning-lights/check-engine/honda-odyssey): 198 complaints - [Power steering warning light](https://diagxcar.com/warning-lights/power-steering/honda-odyssey): 44 complaints - [Traction control light](https://diagxcar.com/warning-lights/traction-control/honda-odyssey): 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 ## Honda Odyssey - [Honda Odyssey specs and mpg by year](https://diagxcar.com/vehicles/honda-odyssey) --- Source page: https://diagxcar.com/warning-lights/coolant-temperature/honda-odyssey Updated: 2026-11-04 General information, not a substitute for a qualified mechanic.