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gazerball
New User

Sep 5, 2011, 8:05 AM

Post #1 of 8 (2032 views)
a/c Sign In

1999
dodge
durango
5.9
189,000 miles
Compressor clutch will not engage. I have good ground from clutch , but no power. Have checked continuity thru entire control system. Only open found in in the cold temp cut-out. Not sure if it should be N/O or N/C. Dodge dealer tells me N/O, but this makes no sense. PLEASE HELP


Tom Greenleaf
Ultimate Carjunky / Moderator
Tom Greenleaf profile image

Sep 5, 2011, 8:11 AM

Post #2 of 8 (2028 views)
Re: 99 Durango Sign In

#1 is to take a static pressure of the system at least. These a famous for evaporator leaks and with low or no static pressure whole A/C system will shut down,

T

PS: You should see static pressures like this............







(This post was edited by Tom Greenleaf on Sep 5, 2011, 8:16 AM)


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Sep 5, 2011, 8:30 AM

Post #3 of 8 (2006 views)
Re: a/c Sign In

That is a 3 wire sensor. It receives power in on the WT wire. It then should have continuity (not necessarily power) between the DB/WT and the DB/YL wires.



~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.



gazerball
New User

Sep 5, 2011, 8:31 AM

Post #4 of 8 (2004 views)
Re: a/c Sign In

ambient temp 63 degrees Static pressure is 60in. Hg


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Sep 5, 2011, 8:33 AM

Post #5 of 8 (1999 views)
Re: a/c Sign In


Quote
Static pressure is 60in. Hg


You're measuring PSI here.



~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.



Tom Greenleaf
Ultimate Carjunky / Moderator
Tom Greenleaf profile image

Sep 5, 2011, 8:35 AM

Post #6 of 8 (1995 views)
Re: a/c Sign In

Hg is vacuum. Looking for PSI which I think you meant which is enough so there's some electrical problem involved,


T



gazerball
New User

Sep 5, 2011, 8:52 AM

Post #7 of 8 (1977 views)
Re: a/c Sign In

where is the low temp cut-out switch located


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Sep 5, 2011, 8:55 AM

Post #8 of 8 (1974 views)
Re: a/c Sign In

Inside the evaporator case but the wiring should come from outside.

You should be able to access them by removing the glove box.



~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional.



(This post was edited by Hammer Time on Sep 5, 2011, 8:56 AM)






 
 
 






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