2013 Mercedes-Benz C250
Mileage
160,437
Service Date
1/4/2022
Services Performed
- FOUND: could not verify concern, however, found codes P0299 (Turbo boost pressure is too low) and P0128 ( Engine coolant temperature is below temperature) checked freeze frames and found p0299 to have been triggered twice, and p0128 to have been triggered 4 times, drove car on freeway for 15 minutes and found coolant temperature was not able to remain consistent at 90C, indicated thermsotat is stuck in an open position. replace thermostat. – Performed Tech Check for fault code p0299, smoke tested system for any vacuum leaks and found no leaks. inspected turbo charger wastegate actuator and found rod to be moving properly and wastegate to be properly moving. removed diverter valve to inspect turbo charger and found diverter valve diaphragm to be torn. likely root of concern, replace diverter valve.
- THERMOSTAT – Remove & Replace
- Turbocharger Diverter Valve – Remove & Replace
- DIAGNOSTIC REFUND
Alisa K. gave our service a 5 star review on 1/18/2022
