How Automatic Transmissions Work. by Karim Nice ... Other cars use a vacuum modulator to apply pressure to the throttle valve. The modulator senses the ...
Jan 7, 2016 ... The EGR vacuum modulator is a component found on some EGR systems. It controls the flow of the EGR system by using a vacuum operated ...
It does this through various gear combinations. ..... The Vacuum Modulator monitors engine vacuum by a rubber vacuum hose which is connected to the engine.
DO NOT install a used transmission vacuum modulator in your vehicle. The condition of the material is unknown, and it may have an effect on the other car parts.
If you do a lot of heavy hauling, you work your standard or automatic ... Reconnect the vacuum hose to the transmission modulator valve and the intake manifold.
... that is sent to the exhaust gas recirculation valve. The vacuum modulator valve is located inside a vehicle's... ... How do you locate the EGR valve on your car?
How does a dual-clutch transmission work? ... Detach the vacuum hose that runs from the valve to the intake manifold. The presence of transmission fluid in the ...
This shows that the modulator valve is not working. This kind of problem could be caused by the hose that connects the transmission to the engine vacuum ...
Some of these have been replaced or work together with electronic controls. ... Some transmissions use a vacuum modulator or throttle linkage to control the ...
The transmission vacuum modulator valve determines how much load is on the ... If the modulator valve is not working properly, the transmission will not shift properly. ... not sure which air vacuum should be used, butI guess it does no matters.