The Chrysler Minivan Fan Club Forums banner

a/c pressure readings

  1. 2003 T/C 3.8 A/C low pressure switch: which colored wire is + current?

    4th. Generation Chrysler Minivans: 2001-2007
    I am replacing the belt / tensioner / tensioner bearing / idler pulley today, and I want to test the A/C low-pressure switch while I'm right there; because a simple off-with the-alternator exposes the A/C switch connection @ the compressor. Which of those colored wires is (let's call it the...
  2. intermittent p1491, fans work fine, code set only if AC or DEFROST is used

    4th. Generation Chrysler Minivans: 2001-2007
    I have a 2001 Voyager with 3.3 flex fuel and 130k miles. In my shop manual, it mentions that the following are used to determine the fan speed: •Engine coolant temperature •A/C pressure transducer •Ambient temperature from the body controller •Vehicle speed •Transmission oil temperature The...
  3. A/C pressure readings...what's up with mine?

    3rd Generation Chrysler Minivans: 1996-2000
    My A/C has recently been NOT cooling very well the past 2 weeks or so...prior to this slow degrade from ice cold to "ok", it used to freeze me out. I now have to run it on recirculate if I want any cold air and it has to stay on high fan speed for a while to cool it off inside. I have dual-a/c...