TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
Warranty Policy Bulletin: Lexus has received reports of customer concerns regarding the illumination of the check engine light (Malfunction Indicator Light) due to moisture/water in the Air Injection Pumps and/or Air Switching Valves.

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Date Published
JUN 20, 2018
NHTSA TSB #
10142902
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