Jeep Cherokee Forum

MJ Comanche Tech. Stock & Modified. MJ (86-92)
All discussion regarding the Jeep Comanche, the pickup truck related to the Cherokee platform.

Battery AMP

Thread Tools
 
Search this Thread
 
Old Apr 24, 2016 | 07:27 PM
Share
  #1  
NorCalJeep's Avatar
NorCalJeep
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 2,135
Likes: 1
From: Santa Rosa, California
Year: 1987 Comanche,1990
Model: Cherokee
Engine: 4.0L Renix
Default Battery AMP
87 Comanche 4x4 4.0 ax15

The amp reading is low, so i replaced the battery and it still reads low? Could it be a short somewhere or an alternator? Cant figure it out. Thanks CF
Reply
0
Old Apr 25, 2016 | 09:17 AM
Share
  #2  
alpine.adrenaline's Avatar
alpine.adrenaline
CF Veteran
 
Joined: Aug 2009
Posts: 1,127
Likes: 12
From: 9000 ft, CO
Year: 1999 XJ
Model: Cherokee
Engine: I6 4.0L
Default
Originally Posted by NorCalJeep
87 Comanche 4x4 4.0 ax15

The amp reading is low, so i replaced the battery and it still reads low? Could it be a short somewhere or an alternator? Cant figure it out. Thanks CF

How and where are you reading amperage?
Reply
0
Old Apr 25, 2016 | 02:18 PM
Share
  #3  
zebvance's Avatar
zebvance
CF Veteran
 
Joined: Feb 2012
Posts: 1,116
Likes: 0
From: college station
Year: 1988
Model: Comanche
Engine: 4.0
Default
Whats the reading when its running and not running?
Reply
0
Old Apr 25, 2016 | 07:38 PM
Share
  #4  
NorCalJeep's Avatar
NorCalJeep
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 2,135
Likes: 1
From: Santa Rosa, California
Year: 1987 Comanche,1990
Model: Cherokee
Engine: 4.0L Renix
Default
i meant the volt gauge on instrument cluster. Sorry been working none stop these past couple weeks, and i havent driven my jeep in a month.
Reply
0
Old Apr 25, 2016 | 09:36 PM
Share
  #5  
Jeep Driver's Avatar
Jeep Driver
Banned
 
Joined: Jan 2014
Posts: 1,054
Likes: 4
Model: Cherokee
Default
Likely a bad alt.
Reply
0
Old Apr 26, 2016 | 08:05 AM
Share
  #6  
cruiser54's Avatar
cruiser54
::CF Moderator::
 
Joined: Aug 2011
Posts: 43,971
Likes: 1,579
From: Prescott, Az
Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
Default
Easy enough to test the alternator.

Of my Tips, how many have you completed?
Reply
0
Old Apr 27, 2016 | 10:39 AM
Share
  #7  
zebvance's Avatar
zebvance
CF Veteran
 
Joined: Feb 2012
Posts: 1,116
Likes: 0
From: college station
Year: 1988
Model: Comanche
Engine: 4.0
Default
still didn't let us know what the readings are?
Reply
0

Trending Topics

Old Apr 28, 2016 | 06:27 PM
Share
  #8  
NorCalJeep's Avatar
NorCalJeep
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 2,135
Likes: 1
From: Santa Rosa, California
Year: 1987 Comanche,1990
Model: Cherokee
Engine: 4.0L Renix
Default
Originally Posted by cruiser54
Easy enough to test the alternator.

Of my Tips, how many have you completed?
Most of them. I did it when i first bought it and it didnt pass smog. Anyone got link to how to test bad alt?
Reply
0
Old Apr 29, 2016 | 12:22 PM
Share
  #9  
zebvance's Avatar
zebvance
CF Veteran
 
Joined: Feb 2012
Posts: 1,116
Likes: 0
From: college station
Year: 1988
Model: Comanche
Engine: 4.0
Default
Originally Posted by zebvance
still didn't let us know what the readings are?
this could help you if we knew.....
Reply
0
Old Apr 30, 2016 | 08:34 PM
Share
  #10  
NorCalJeep's Avatar
NorCalJeep
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 2,135
Likes: 1
From: Santa Rosa, California
Year: 1987 Comanche,1990
Model: Cherokee
Engine: 4.0L Renix
Default
Originally Posted by zebvance
this could help you if we knew.....
i have no idea what to do lol. I found my multimeter i had in storage. got out of the corps not too long ago.
Reply
0
Old May 2, 2016 | 11:17 AM
Share
  #11  
zebvance's Avatar
zebvance
CF Veteran
 
Joined: Feb 2012
Posts: 1,116
Likes: 0
From: college station
Year: 1988
Model: Comanche
Engine: 4.0
Default
Originally Posted by NorCalJeep
i have no idea what to do lol. I found my multimeter i had in storage. got out of the corps not too long ago.


So how do you know you have low voltage? what does the gauge read?
Reply
0
Old May 3, 2016 | 10:34 AM
Share
  #12  
NorCalJeep's Avatar
NorCalJeep
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 2,135
Likes: 1
From: Santa Rosa, California
Year: 1987 Comanche,1990
Model: Cherokee
Engine: 4.0L Renix
Default
Originally Posted by zebvance
So how do you know you have low voltage? what does the gauge read?
The instrument cluster
Reply
0
Old May 3, 2016 | 10:39 AM
Share
  #13  
zebvance's Avatar
zebvance
CF Veteran
 
Joined: Feb 2012
Posts: 1,116
Likes: 0
From: college station
Year: 1988
Model: Comanche
Engine: 4.0
Default
ok I give up. Im out............
Reply
0
Old May 3, 2016 | 02:22 PM
Share
  #14  
cruiser54's Avatar
cruiser54
::CF Moderator::
 
Joined: Aug 2011
Posts: 43,971
Likes: 1,579
From: Prescott, Az
Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
Default
Originally Posted by zebvance
ok I give up. Im out............
Me too. Unsubscribed.
Reply
0
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
Replacing Axle U-Joints, anything else?
LocoLobo
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
9
Feb 24, 2023 07:46 AM
Compression low cyl 3,4
Lionel Killianjr
Cherokee Chat
4
Apr 25, 2016 03:13 AM
4.0 block steel freezeplug P/N?
loveoldtrux
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
2
Apr 24, 2016 02:03 PM
Replacement Dorman Hatch Latch - Worth the change!!
s14unimog
Cherokee Chat
0
Apr 22, 2016 02:10 PM
Just another dual alternator thread.
venomous duck
Stock Grand Cherokee Tech. All ZJ/WJ/WK Non-modified/stock questions go here!
3
Apr 21, 2016 01:48 PM
Back to Subforum
MJ Comanche Tech. Stock & Modified.
View Next Unread
Peugeot 5speed to ax 5 what do I need to know

Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)
 



Advanced Search

All times are GMT -5. The time now is 12:29 PM.