Lexus TSB #L-SB-0038-16

2014 Lexus GX 460

TSB Document:

Affected Component: TIRES:VALVE

Summary
TSB: Some 2014 ? 2016 model year GX 460 vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P2440 (Secondary Air Injection System Switching Valve Stuck Open, Bank 1) or P2442 (Secondary Air Injection System Switching Valve Stuck Open, Bank 2) and under some conditions may enter limp mode (limited throttle input ~ 25mph). This condition can be triggered by sub-freezing ambient temperatures. Follow the Repair Procedure below to address this condition.

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Date Published
JUL 12, 2016
NHTSA TSB #
10134353
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