Trouble code P0622 means:Generator field "F" control circuit malfunction
It is a code for a failed EGR valve.
Trouble code P0073 means:Ambient air temperature sensor circuit high input
Trouble code P0404 means:Exhaust gas recirculation circuit range/performance
It's on the driver's side door. Near the bottom, you will see a sticker and there will be a code that has PNT on there.
Cylinder number two misfire.
Fuel system running lean.
automatic transmission solenoid switch latched in low/reverse position
Light Cypress Green Metallic is the exterior color code "PG2" for a 1999-2000 Dodge Caravan.
Just "Google" the code you are looking for and you should find the information your looking for.
code 144
EGR- Exhaust gas recirculation. Go to a local shop and get it checked out.
2005 DODGE CARAVAN 2.4L 4-cyl Engine Code BCAPACITIESEngine, with filter..........5.0 quartsWix Oil Filter..........513482005 DODGE CARAVAN 3.3L 6-cyl Engine Code E Flex-fuel2005 DODGE CARAVAN 3.3L 6-cyl Engine Code RCAPACITIESEngine, with filter..........5.0 quartsWix Oil Filter..........51085If you have room the 51085 would also fit the 2.4L it's the same Thread 3/4 - 16Wix 51085Height: 3.790Outer Diameter Top: 3.660Gasket DiametersO.D. 2.834I.D. 2.462Thk. 0.200Wix 51348Height: 3.404Outer Diameter Top: 2.921Gasket DiametersO.D. 2.734I.D. 2.430Thk 0.226Hope This Helps.