MERCEDES-BENZ
LI20.00-P-074205
Manufacturer communications
- Publication date
- 2024-07-20
- Received by NHTSA
- 2024-07-30
- NHTSA record numbers
- 11005314
Manufacturer summary
Original wording in English
Complaint Yellow Coolant warning comes on in cluster Fault codes below are current or stored in MED41 P0A0500- The actuation of the circulation pump for the low-temperature circuit has an open circuit. P00B700- The coolant flow is too low. P0C7300- Circulation pump 1 for the low-temperature circuit has a malfunction. Cause Air may be trapped in the coolant circuit for transmission cooler Remedy Check coolant level. -If coolant level is low, locate source of leak and correct. -If coolant level is ok, perform procedure in attached instructions to bleed the coolant circuit to transmission cooler. 1. Allow cooling system to cool to ambient temperature. 2. Fill coolant reservoir completely. 3. Slightly open coolant connection shown in attachment (red arrow) to allow air to escape. 4. Once coolant flows out, close connection and correct coolant level. 5. Clear fault codes and check for further symptoms.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Mercedes-Benz
P0C7300Circulation pump 1 for the low-temperature circuit has a malfunctionCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Mercedes-Benz | C 300 | 2023 |
| Mercedes-Benz | C 300 | 2022 |
| Mercedes-Benz | C 300 | 2021 |
| Mercedes-Benz | C 300 | 2020 |
| Mercedes-Benz | C 300 | 2019 |
| Mercedes-Benz | C 300 | 2018 |
| Mercedes-Benz | E 350 | 2023 |
| Mercedes-Benz | E 350 | 2022 |
| Mercedes-Benz | E 350 | 2021 |
| Mercedes-Benz | E 350 | 2020 |
| Mercedes-Benz | GLC 300 | 2023 |
| Mercedes-Benz | GLC 300 | 2022 |
| Mercedes-Benz | GLC 300 | 2021 |
| Mercedes-Benz | GLC 300 | 2020 |
| Mercedes-Benz | GLC 300 | 2019 |