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AC relay keeps blowin ?

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Old 08-05-2017, 01:07 PM
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Default AC relay keeps blowin ?
OK gents

98 Ram 5.9 mag 4 whl.

New blower motor n resistor.
Tab # 87...I think.

Also...where the hell is the OBD fuse?
No power to the port.
 
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Old 08-05-2017, 04:59 PM
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The OBD2 is supplied power from a fuse in the interior fuse block IIRC give me some time and I'll look it up in the 98 FSM
 
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Old 08-05-2017, 05:23 PM
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Default Interior fuse block
Drivers side dash panel...correct ?
 
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Old 08-05-2017, 07:24 PM
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Yup. That's the spot.
 
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Old 08-05-2017, 07:37 PM
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Yea...but wheres the fuse for OBD ?
 
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Old 08-05-2017, 08:52 PM
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Fuse 9 is "engine", but, if your truck runs, that fuse is good. There is no "OBD" Fuse.
 
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Old 08-05-2017, 09:06 PM
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Hmmm ?
Happened 2 years ago ...on the last smog check.
"No power to OBD port",,,said they replaced the/a
Fuse...good to go !
Same prob. Now...?
 
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Old 08-05-2017, 09:09 PM
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Connector port gets it power from fuse 12.
 
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Old 08-05-2017, 09:18 PM
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OK...I'll triple check !
Fuse 12 ...drivers dash panel fuse block
Thats t;e 10 amp "loa" on my truck.
 
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Old 08-05-2017, 09:27 PM
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I looked at the wiring diagram for the OBD port. I have no clue what LOA means...... (look over anywhere?)
 
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