MERCEDES-BENZ, MERCEDES-MAYBACH
LI20.10-P-072886
Manufacturer communications
- Publication date
- 2026-02-11
- Received by NHTSA
- 2026-02-13
- NHTSA record numbers
- 11028810
Manufacturer summary
Original wording in English
Complaint CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature" Cause Under investigation. This is not an issue that affects drivability or performance and is not a safety concern. The vehicle remains safe to operate with this code, but the measures listed in the "Remedy" section are recommended. Remedy 1. Use VMI to check for Emission Extended Warranty – Engine Thermostat (incl. software update) MY19-23, Various Models and Platforms (167, 190, 205, 213, 217, 222, 223, 232, 253, 290, 463) 2. If the vehicle is covered under the Emission Extended Warranty, Please perform steps outlined in the NCU for repairs. 3. If vehicle does not fall into the covered area of the Extended Warranty please check for Software updates to the ME control unit and then proceed with "Remedy Instructions" in attachments. Due to formatting issues please see "remedy instructions" in attachments
Reported code forms
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|---|---|---|
| Mercedes-Benz | AMG SL63 4MATIC+ | 2024 |
| Mercedes-Benz | AMG SL63 4MATIC+ | 2023 |
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| Mercedes-Benz | AMG SL63 S E | 2024 |
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| Mercedes-Benz | G 550 | 2023 |
| Mercedes-Benz | G 550 | 2022 |
| Mercedes-Benz | G 550 | 2021 |
| Mercedes-Benz | G 550 | 2020 |
| Mercedes-Benz | G 550 | 2019 |
| Mercedes-Benz | G550 | 2018 |
| Mercedes-Benz | G550 | 2017 |
| Mercedes-Benz | G550 | 2016 |
| Mercedes-Benz | GLE 580 | 2021 |
| Mercedes-Benz | GLE 580 | 2020 |
| Mercedes-Benz | GLE 580 4MATIC | 2025 |
| Mercedes-Benz | GLE 580 4MATIC | 2024 |
| Mercedes-Benz | GLE 580 4MATIC | 2023 |
| Mercedes-Benz | GLE 580 4MATIC | 2022 |
| Mercedes-Benz | GLS 580 4MATIC | 2025 |
| Mercedes-Benz | GLS 580 4MATIC | 2024 |
| Mercedes-Benz | GLS 580 4MATIC | 2023 |
| Mercedes-Benz | GLS 580 4MATIC | 2022 |
| Mercedes-Benz | GLS 580 4MATIC | 2020 |
| Mercedes-Benz | GLS 600 | 2023 |
| Mercedes-Benz | GLS580 | 2021 |
| Mercedes-Benz | S 560 | 2021 |
| Mercedes-Benz | S 560 E | 2020 |
| Mercedes-Benz | S 560 E | 2019 |
| Mercedes-Benz | S 580 | 2023 |