Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
Narrow by vehicle
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P2442Secondary Air Injection System Switching Valve Stuck Open Bank 1/Bank 2
P2442Secondary Air Injection System Switching Valve Stuck Open Bank 2 This condition may be caused by debris/ice in the air switching valve assembly
P2442Secondary Air Injection System Switching Valve Stuck Open, Bank 2
Manufacturer communications
21Original wording in English
TOYOTA
TSB: REVISION NOTICE May 11, 2018 Rev1: * The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. Some 2012 model year Tacoma vehicles equipped with the 1GR-FE engine may exhibit a MIL "ON" condition with the following Diagnostic Trouble Codes (DTCs): ? P2440 (Secondary Air Injec…
TOYOTA
TSB: Some 2012 model year Tacoma vehicles equipped with the 1GR-FE engine may exhibit a MIL ?ON? condition with Diagnostic Trouble Codes (DTCs) P2440/P2442 (Secondary Air Injection System Switching Valve Stuck Open Bank 1/Bank 2). This condition may be caused by moisture intrusion into the air injection pump. Follow the Repair P…
AUDI
This technical service bulletin instructs the reader to replace either a combi valve or vacuum solenoid valve depending on the circumstances under which DTC P244000 and/or P244200 were stored.
LEXUS
TSB: REVISION NOTICE February 16, 2016 Rev2: ? The Parts Information and Repair Procedure sections have been updated. Some 2010 ? 2013 model year GX 460 vehicles equipped with 1UR-FE engines may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P0418, P2440, P2442, and/or P2445 present. The Secondary Air Injection …
Check vehicle applicability
61A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Audi | A5 CABRIOLET ↗ | 2012 |
| Audi | A5 CABRIOLET ↗ | 2011 |
| Audi | A6 ↗ | 2015 |
| Audi | A6 ↗ | 2014 |
| Audi | A6 ↗ | 2013 |
| Audi | A6 ↗ | 2012 |
| Audi | A6 ↗ | 2011 |
| Audi | A7 ↗ | 2015 |
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.