I’m having issues wit my 2005 Jeep Grand Cherokee it died...
Customer
I’m having issues wit my 2005 Jeep Grand Cherokee it died on me on the highway so I changed the alternator n charged battery. Still no start it’s clicks as if the battery is dead n the code I keep getting is P1684
Mechanic's A...
I’m having issues wit my 2005 Jeep Grand Cherokee it died on me on the highway so I changed the alternator n charged battery. Still no start it’s clicks as if the battery is dead n the code I keep getting is P1684
Mechanic's Assistant: Did you test the battery with a voltmeter? And have you ever changed one before?
I didn’t test the battery yet I I only charged it?
Mechanic's Assistant: Are you fixing your Grand Cherokee yourself? What have you tried so far?
N yea I have it’s pretty simple for the most part yea I am
Mechanic's Assistant: Anything else you want the Mechanic to know before I connect you?
The dash lights get a lil dim whn I try to start it up
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Responses
Nachum Wagschal
254 days ago
Automotive Expert
Good Aternoon
What engine do you have ? is this a laredo or limited ?
Customer
254 days ago
Limited and 5.7L hemiI’m actually at work right now
Nachum Wagschal
254 days ago
Automotive Expert
I am not showing that code for this model ? is it possible you have a number typed wrong ?
I would check the battery voltage with a voltmeter while you are cranking it . And see what you have first .
Customer
254 days ago
No the code I read is P1684 transmission code but it’s says battery module disconnected
Nachum Wagschal
254 days ago
Automotive Expert
Here is the starting circuit diagram
Nachum Wagschal
254 days ago
Automotive Expert
Sorry i was reading it wrong , i guess its my day to be dyslexic.
Here is that code , it just means the battery was disconnected .
Check all your connections and voltage when starting . Either the battery went bad or you have a bad connection .
Customer
254 days ago
Ok thanks u so muchAnother question how would Ik if my [fuel pump](/topics-fuel-pump-jeep/) is goin out
Nachum Wagschal
254 days ago
Automotive Expert
You would only be able to check it either by checking fuel pressure or if it wasn't working .
It usually either works or doesn't .
Some of the mechanics i know who drove dodges would just replace them every 100k so they didn't have problems out of them
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I’m having issues wit my 2005 Jeep Grand Cherokee it died on me on the highway so I changed the alternator n charged battery. Still no start it’s clicks as if the battery is dead n the code I keep getting is P1684 Mechanic's A...
I’m having issues wit my 2005 Jeep Grand Cherokee it died on me on the highway so I changed the alternator n charged battery. Still no start it’s clicks as if the battery is dead n the code I keep getting is P1684 Mechanic's Assistant: Did you test the battery with a voltmeter? And have you ever changed one before? I didn’t test the battery yet I I only charged it? Mechanic's Assistant: Are you fixing your Grand Cherokee yourself? What have you tried so far? N yea I have it’s pretty simple for the most part yea I am Mechanic's Assistant: Anything else you want the Mechanic to know before I connect you? The dash lights get a lil dim whn I try to start it up