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post #1 of 13 Old 01-12-2009, 01:53 PM Thread Starter
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help a/c not working

well my a/c stopped working ...just blows warm air ......so i was wondering what i should look for ....any fuses, relays i should look at.....thanks for any help

my name is jeff but my friends call me.........jeff



2003 f-250 6.0 lariat, crew cab, long bed,fx4

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post #2 of 13 Old 01-12-2009, 01:58 PM
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check to see if your blend door is moving from warm to cool when you move your temp knob.

06 F250 4x4 ecsb, lowered 2", 6 Autometer Phantom 2 guages, Accufab Elbow, Zoodad, Airaid , Magnaflow 4"dp, 5" pipe 7" short stack, Studs, Egr delete, sneaky pipe, regulated fuel return, 6.4 banjo bolts, Moderate FICM from Innovative, High idle and foglight mods, Bilsteins, Sulastic shackles, DIY Harley headlights and traction bars. 8.76 in the 1/8th
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post #3 of 13 Old 01-12-2009, 02:03 PM Thread Starter
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what the blend door?.......all the functions work from defrost to the vents at the feet .......and when i turn the temp up it does get hotter .....so thats working ......its just at coolest setting and on max ac it blows warm

my name is jeff but my friends call me.........jeff



2003 f-250 6.0 lariat, crew cab, long bed,fx4

Autometer guages
Z plate Zoodad
4inch turbo back
s&b intake
Pro comp
8.5 inch lift
Dual shocks
toyo 37's
stereo System
100% awesome
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post #4 of 13 Old 01-12-2009, 02:07 PM
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pop your hood and see if the compressor is turning...

Jason

"Using a thug's murderous rampage to call for gun control is like using Barack's reckless spending to call for higher taxes."

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post #5 of 13 Old 01-12-2009, 02:12 PM Thread Starter
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k ill go check

my name is jeff but my friends call me.........jeff



2003 f-250 6.0 lariat, crew cab, long bed,fx4

Autometer guages
Z plate Zoodad
4inch turbo back
s&b intake
Pro comp
8.5 inch lift
Dual shocks
toyo 37's
stereo System
100% awesome
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post #6 of 13 Old 01-12-2009, 02:28 PM
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try bypassing the pressure switch to see if you lost the charge

7.3 rock thrsnoreplcmentFordisplcment
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post #7 of 13 Old 01-12-2009, 02:31 PM Thread Starter
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Quote:
Originally Posted by donald lorbeske View Post
try bypassing the pressure switch to see if you lost the charge

mmmmm how do i do that

my name is jeff but my friends call me.........jeff



2003 f-250 6.0 lariat, crew cab, long bed,fx4

Autometer guages
Z plate Zoodad
4inch turbo back
s&b intake
Pro comp
8.5 inch lift
Dual shocks
toyo 37's
stereo System
100% awesome
fordmugg is offline  
post #8 of 13 Old 01-12-2009, 02:32 PM Thread Starter
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Quote:
Originally Posted by symbols View Post
pop your hood and see if the compressor is turning...
well i popped the hood turned the a/c on and the compressor keeps kicking on and off ........is that right

my name is jeff but my friends call me.........jeff



2003 f-250 6.0 lariat, crew cab, long bed,fx4

Autometer guages
Z plate Zoodad
4inch turbo back
s&b intake
Pro comp
8.5 inch lift
Dual shocks
toyo 37's
stereo System
100% awesome
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post #9 of 13 Old 01-12-2009, 02:37 PM
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it sound like your low on freon go to parts store pick up a can of 134 an put it in it will take care of the problem and to double check tha the pressure sw is on the canester on the pass side use a wire and jump it if it run all the time that the trouble your low

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post #10 of 13 Old 01-12-2009, 02:38 PM
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IT depends on how long the cycling how long is the cycle if it is repeadly very quick you prob have lost a your R-134A charge and therefore have a leak in the system and will have to leak tested
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