It is a secondary air injection system bypass/check valve for a 2006 Ford Focus.
The secondary air system pump is on the driver side below the battery .
Trouble code P1526 means: Air Bypass Systemcan i see some pics of the air bypass system
There are several ways to fix the secondary air injection system in a 2005 Chevrolet trailblazer. The most common fix is; changing the air filter.
High Bypass turbofan engines use pneumatics (air) for starting the engines.
I think you either worded your question incorrectly, or else you got your terminology mixed up. A tractor-trailer has one set of driver controls. You might be referring to the secondary air system. An FMVSS 121 compliant air system is a dual circuit system, with a primary and secondary air system. The most common configuration has the primary air system actuating the brakes on the drive axles, and on the trailer axles when the foot valve is used, while the secondary air system normally actuates the air brakes on the drive axle, and on the trailer when the Johnson bar is used. The secondary air system also normally is used for any air actuated accessories, such as lift axles, air actuated high lift gates on dump trucks and dump trailers (as well as the tailgate latches), etc.
The air bags are part of the SRS. Secondary Restraint System.
Need to know what your question is.
how do you bypass passlock system
To bypass a water softener system, you can locate the bypass valve on the system and turn it to the "bypass" position. This allows water to flow through the system without being softened.
There is an air leak in the intake system that is allowing air to bypass the throttle body.
the secondary air injection system on a 200 Chevy s10 is right by the radiator on the passenger side of the engine bay. if you look down there are 4 bolts bolting it to the frame of the vehicle.