What does P1004 mean?
What does P1004 mean? P1004 DODGE - Short Runner Valve Control Performance. How much is a short runner valve Control performance? P1004 Description The Short Runner Valve (SRV) system is used to improve engine performance. What is a short runner valve Control performance? The SRV system allows the intake charge air to bypass the long intake manifold runners between the intake manifold plenum and the intake manifold interface to the cylinder heads by providing a shorter runner directly between the plenum and the cylinder head interface The SRV position is controlled by a pneumatic/spring ... What is short runner valve?...