Engine oil seeping from right rear of engine at upper area of timing case cover
Mercedes-Benz technical service bulletin LI01.60-P-077807 for 2022 Mercedes-Benz C300.
- Bulletin number
- LI01.60-P-077807 (LI01.60-P-077807)
- Component
- Engine
- Summary
- Engine oil seeping from right rear of engine at upper area of timing case cover. Porosity in casting of timing case cover. Remedy Clean area around exhaust bracket and apply leak detection spray. Proceed with below steps if leakage is confirmed from orange bolt shown in attachment. -Remove orange bolt shown in attachment and thoroughly clean bore with brake cleaner. -Ensure bore is completely dry. -Use new bolt N000000007063 and coat threads with Loctite 222. -Install bolt and torque to 20 Nm. -Allow at least 12 hours before starting engine. Then recheck for leakage.
Owners of these vehicles have filed 2 complaints in the engine category.
Vehicles covered
- Mercedes-Benz C300 2022 2022
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