TOYOTA
T-SB-0144-14
Manufacturer communications
- Publication date
- 2014-11-07
- Received by NHTSA
- 2017-08-01
- NHTSA record numbers
- 10109360
Manufacturer summary
Original wording in English
TSB: Some 2014 - 2015 model year Sequoia and Tundra vehicles equipped with 3UR engines may exhibit a MIL "ON" condition with the following Diagnostic Trouble Codes (DTCs): ? P2440: Secondary Air Injection System Switching Valve Stuck Open Bank 1 ? P2442: Secondary Air Injection System Switching Valve Stuck Open Bank 2 This condition may be caused by debris/ice in the air switching valve assembly. The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been changed to reduce the possibility of this condition occurring.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Toyota
P2442Secondary Air Injection System Switching Valve Stuck Open Bank 2 This condition may be caused by debris/ice in the air switching valve assemblyCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.