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Intermitent Blower Motor on 01 XJ Sport

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Old Jul 21, 2013 | 08:36 PM
  #1  
iowaSSfan's Avatar
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From: Iowa
Year: 2001
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Engine: 4.0
Default Intermitent Blower Motor on 01 XJ Sport

After a lot of searching and reading I have managed to rule out the blower motor resistor (since it does not work on 4). Checked all fuses, vacuum canister behind passenger side bumper, and tapped on the switch. Wonder what I should check next or start replacing.
It was working fine on my way home then just stopped blowing. About 5-10 minutes later it started back up. Took the jeep for a spin later on and the blower never did come on. Make me think its a switch or blower motor problem. Thanks in advance for any help/advice.
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Old Jul 21, 2013 | 09:10 PM
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If you have already checked the wire harness on back of speed switch, check the one on the back of the heat/ac controls. After that, the one under the steering column.
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Old Jul 21, 2013 | 09:15 PM
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From: Riviera, Texas
Year: 1998 Sport
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Have you checked the blower motor it self? Just run a wire from the positive side of the battery to the pos on the blower motor and do the same for the neg side. At least that will rule out the motor. While you are doing that you can check the contacts to the blower and make sure that they are clean.
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Old Jul 21, 2013 | 09:26 PM
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From: Carrollton, GA
Year: 1994
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Engine: Inline 6 4.0L High Output
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I've got an entire motor and harness for sale if you need it.
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Old Jul 22, 2013 | 06:23 AM
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Originally Posted by RTorrez1
Have you checked the blower motor it self? Just run a wire from the positive side of the battery to the pos on the blower motor and do the same for the neg side. At least that will rule out the motor. While you are doing that you can check the contacts to the blower and make sure that they are clean.
How do I get to the positive and negative contacts of the blower? I will try that next. Also have to check the wires under dash yet. When I pulled the switches none looked suspect . Ac still turns on as I can here the compressor turn on and off and feel cool air in the ducts. Fan just not working to push it out.
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Old Jul 22, 2013 | 03:45 PM
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Got in the jeep to drive it home after work today and the blower was working again. Going to be hard to diagnose it when its not always broken. Smh
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Old Jul 22, 2013 | 03:51 PM
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From: Riviera, Texas
Year: 1998 Sport
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Engine: 4.0
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If the problem comes and goes I would say that you have a bad connection. I would check all of the elect connection that are related to the blower and make sure that they are clean and tight.
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Old Jul 22, 2013 | 03:53 PM
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Year: 1989 xj sport 2dr
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Engine: 12 hole bosch Injectors
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Sounds like blower motor/connection to it issue .Next time it stops tap the motor with switch on see if it starts if so replace it.
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