Frequently Asked Questions
Toyota technical service bulletin 19TC04 - FAQ - P for 2017-2019 Toyota Highlander.
- Bulletin number
- 19TC04 - FAQ - P
- Component
- Engine
- Summary
- Frequently Asked Questions. The involved vehicles are equipped with an engine oil cooling system. The oil cooling system could experience a small leak due to a manufacturing issue. If a vehicle is continuously operated with this condition, it may result in abnormal engine noise, illumination of the Malfunction Indicator Light (MIL), and an engine oil level low message. Over time, an oil pressure warning message may be displayed on the multi-information display and/or a buzzer may sound.
Owners of these vehicles have filed 161 complaints in the engine category.
Vehicles covered
- Toyota Highlander 2017-2019 201720182019
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