2022 Lexus IS350 Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your 2022 Lexus IS350 and How to Address Them Effectively

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
80% chance it's the
Oil System Components
0%
20% chance it's the
Engine Gaskets
The most common reasons a 2022 Lexus IS350 is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A worn or damaged oil pump or filter can lead to low oil pressure, resulting in inadequate lubrication and potential engine damage.
  • Engine Gaskets: A worn or damaged engine gasket can lead to oil or coolant leaks, resulting in engine overheating or loss of lubrication.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2022 Lexus IS350 is leaking oil?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Oil pans don't wear out or break like other parts, they generally only need to be replaced because of external damage from an accident or an improperly tightened drain plug. The main symptom you will experience is an oil leak underneath the engine of your car. The oil that leaks from a damaged oil pan will range from dark brown to dark black. If the leak is large enough or occurs for long enough the oil level will be low enough to turn the oil pressure or low oil level warning light on.

An oil leak may be noted on the ground where the vehicle is parked. However, many vehicles have plastic trays underneath the engine that may catch leaking oil and conceal the leak. In such cases, a low oil level, a burning oil smell, or even smoke from oil burning in the engine bay may be noted.

»MORE: Signs of a bad oil pan gasket

A bad oil level sensor may cause a false reading of the engine oil level. The oil level warning light may illuminate even when the oil level (checked manually) is within an acceptable range. The warning light may also come on and off intermittently if the sensor is faulty. An error code may be sent to the PCM and a check engine light may come on the dashboard as well if the sensor is bad.

The engine oil pressure warning light will come on if the engine oil pressure is low, or if the oil pressure sensor is faulty. In either case, engine power may be reduced significantly. The check engine light may also illuminate, and an on-board diagnostic (OBD) trouble code will be stored in the vehicle's computer.

What are the potential causes and diagnostic steps for an oil leak in a 2022 Lexus IS350?

When addressing an oil leak in your 2022 Lexus IS350, it's essential to adopt a systematic diagnostic approach that prioritizes simpler checks before delving into more complex issues. Start with a thorough visual inspection under the vehicle to identify any obvious signs of oil pooling or dripping. Next, monitor your oil levels regularly; a significant drop can indicate a leak. Pay close attention to the gaskets and seals, as these components are prone to wear over time and can be a common source of leaks. Ensure that the oil drain plug is securely tightened, as a loose plug can lead to oil loss. Additionally, inspect the oil filter for any signs of damage or improper installation, which could also result in leaks. Don't overlook the oil pan; check for cracks or damage that might be allowing oil to escape. Lastly, examine the oil cooler lines and the valve cover gasket for any signs of leakage. By following this methodical approach, you can effectively diagnose the source of the oil leak and take the necessary steps to resolve the issue, ensuring your vehicle remains in optimal condition.

What are the common causes of oil leaks in a 2022 Lexus IS350?

When dealing with oil leaks in a 2022 Lexus IS350, it's crucial to understand the common culprits that may be at play. One frequent issue is a degraded or damaged oil pan gasket, which can wear out over time and lead to significant leaks. Additionally, a faulty valve cover gasket can cause oil seepage, making it essential to inspect this area regularly. Another potential source of leaks is the oil filter housing gasket; if this component is compromised, it can result in oil escaping from the engine. Cracked or damaged oil cooler lines are also a concern, as they can develop leaks that may go unnoticed until they cause more severe problems. Lastly, worn-out oil seals, particularly around the crankshaft or camshaft, can deteriorate and lead to oil leaks. Addressing these issues promptly is vital to maintaining your vehicle's performance and preventing further engine damage. Regular inspections and maintenance can help you catch these problems early, ensuring your Lexus remains in top condition.

How urgent is it to address the oil leak in a 2022 Lexus IS350?

Addressing an oil leak in your 2022 Lexus IS350 is not just a matter of routine maintenance; it is a pressing concern that demands immediate attention. Ignoring an oil leak can lead to a significant drop in oil levels, which compromises engine lubrication and can result in severe engine damage over time. Additionally, a leaking oil system can cause the engine to overheat, leading to catastrophic mechanical failures that could leave you stranded or facing costly repairs. The safety implications are equally alarming, as oil dripping onto hot engine components poses a fire hazard, putting both you and your vehicle at risk. By tackling the oil leak promptly, you not only safeguard your engine's health but also enhance the overall longevity and performance of your Lexus. Therefore, if you notice any signs of an oil leak, it is crucial to act swiftly to prevent further damage and ensure your vehicle remains safe and reliable on the road.

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