Coolant pump control software
- Defect
- Mercedes-Benz AG has determined that on certain GLE/GLS (167 platform) C-Class (205 platform) E-Class (213 platform) S-Class (223 platform) GLC (253 platform) and CLS (257 platform) vehicles with diesel engine the vacuum‑controlled coolant pump might exhibit a leakage between the vacuum system and the coolant circuit.
- Remedy
- As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will update the software of the coolant pump and replace the electrical switch valve on the affected vehicles.
- Vehicles affected
- 1 E-Class vehicle
- Built
- 30 May 2017