Question about 1998 Pontiac Grand Prix

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Power draw car off

14 amp power draw with car off

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Put your meter on so you can see the draw. Start pulling fuses one at a time until the draw drops. This will lead you in the right direction towards the draw.

Posted on Mar 31, 2014

Testimonial: "Good idea, but didn't work. We did try that. Since it was 14 Amps, we pulled everything over 10 amps that might draw power with the ignition off."


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98 Jimmy has a power draw it kills the battery within 12 hrs if you pull the 50 amp fuse for the int batt draw goes away any ideas

Yes Steve I do , that fuse supply's power to the I/P fuse block inside the vehicle . It powers AUX/PWR fuse #13 -20amp , RDO/BATT fuse #19 - 15amp ,MIR/LKS fuse #7 - 5amp , CTSY/LP fuse #8 - 15 amp , CIGAR/LTR fuse #2 15 amp , PWR/LKS fuse #14 15 amp , HDLP/SW fuse #1 - 10amp .Do you know where the I/P fuse block is ? You would need to do a parasitic draw test ! This involves hooking up a amp meter in series with the negative battery post an negative battery cable . Pulling each one of these fuses till the battery draw stops ! How To Perform Parasitic Draw Test EricTheCarGuy check out Eric the car guy's video on the subject !

Sep 14, 2015 | Cars & Trucks

1 Answer

2007 gmc sierra 1500

You have a parasitic draw. Something is drawing power while the truck is sitting. Do you have any aftermarket items hooked to direct power? Something you leave plugged in to the 12V plug (cig lighter) Some 12v plugs are full time power and some are only powered with ignition on. Any amps wired direct power? If you have no aftermarket accessories drawing constant power you then need to determine what circuit has the draw. An amp clamp on the battery cable will show draw, then re & re 1 fuse at a time until you find the one that eliminates the draw. Once you've done that you need to find the problem on that circuit. All this is assuming your charging system is working and the battery is being properly charged while you're driving the truck.

Jul 05, 2014 | 1992 Dodge Dakota

1 Answer

Car did start

very simple my friend! start the jeep. put a multi meter on the battery on dc volts. if it is below 14 volts, the alternator is not charging the battery. you can also preform a draw test by disconnecting the positive terminal from the battery. set your meter to amps.(you may also have to move the jumper in the meter) connect you meter to both the battery, and the terminal. you shouldnt see anything about 10 milliamps. make sure all lights are off, and all doors are closed. if you have a draw, start by pulling 1 fuse, and seeing if the amps drop. if it doesnt, put the fuse back and go to another fuse. also, if you have anything aftermarket (radio, remote starter, etc.) this is most likely the issue

Nov 04, 2012 | 1994 Jeep Grand Cherokee

1 Answer

What is the amp draw when the car is on accessory with nothing on. just a estimation. My car is drawing 5 amps with the key in and turned and it killed my battery?

When you say NOTHING on, are you saying no radio or interior light? No light on in the boot (trunk) and no sidelights? If this is the case then a 5 amp drain does sound a little odd.

That said 5 amps should not be a great drain on the battery. If you have a 70 amper hour battery (Obviously, I don't know what car and rating battery you have, so I just took a general stab at a Mitsubishi Charisma which has a 70ah battery) then a 5 amp drain should take 14 hours to kill it stone dead. I imagine that 5 hours would put it in a pretty poor condition and 10 hours would probably have discharged it to the point where all your lights are dim and the vehicle wont turn over on the starter motor.

It does sound like you have something draining moe power than would be expected

Aug 25, 2011 | Mitsubishi Eclipse Cars & Trucks

1 Answer

Brand new battery however, have to jumpstart truck every morning. When I put a volt meter between the battery and the disconnected neg batt cable I get battery voltage. I had same issue last year but it...

it sounds like you have a parasitic draw when the truck is shut down. Your test does not test any thing. You need to put an ammeter between a battery post and its cable. You need to measure in miliamps (one thousandth of an amp). Draw should be about 50 miliamps.
A simple test is to just disconnect the battery at night for a few days and see if that solves the problem. If yes, you are chasinig something that is drawing current (amps) while the trcuk is off. Yoiu also should check to see if the battery voltage is around 14 volts with the engine running, that would tell you the alternator is working and charging the battery.

Make, model & Year?

Mar 05, 2011 | Ford Expedition Cars & Trucks

2 Answers

Significant battery draw on my 2007 Honda Odyssey until I remove the fuse labeled "Back Up, ACC". 40A square type fuse. what circuit does this fuse protect?

Fuse #15 "BACK UP/ACC" (40 Amp) in the Underhood Fuse/Relay Box
protects the circuits leading to Fuse #7 "BACKUP" (7.5 Amp) in the Underhood
Fuse/Relay Box and also fuses (#5 "RADIO" (10 Amp), #6 "INTR LIGHT" (7.5 Amp),
#7 "BACK UP" (7.5 Amp), #8 "not used", and #9 "FR ACC SOCKET (10 Amp)
in the Driver's Fuse/Relay Box.
To further narrow down the source of your draw, pull each of these fuses one at a time.
No, that was not a "typo" There are 2 fuses marked "BACK UP" and are both 7.5 Amp and one is
in the Underhood Fuse/Relay Box and the other is in the Driver's Fuse/Relay Box. (I checked this 3 times just to make sure.)

Jan 27, 2011 | 2007 Honda Odyssey

2 Answers

Battery is being drained by something, its new

2 things, not enought cold cranking amps, or while you where trying to start the car the brushs inside the starter caused a ark on the armature causing the starter not to be working at 100% option 1 have a drain test done or 2 replace the starter the drain test will show how much amps its taking to spin the starter if its pulling a high amount of amps/votage to spin the start then replace starter

Mar 04, 2010 | 2002 Honda Accord

2 Answers


I think that you first need to independently FULLY charge the battery..., then tell me what the charing rate is, how many volts, at say 2000 rpm... Need 13.8 to 14. 5 or so... How many amps can the system charge at?

disconnect the battery over night, is it still fully charged in the morning. one issue with batteries is once they fully discharge, often they never really fully recover...

After these answers, diodes in the alternator are suspect areas...and sometimes act inconsistantly, but essentially failed ones allow path to not just replace, these need to be read on a scope. or disected and individually tested.... Then a methodical test proceedure should be undertaken connecting one circuit at a time, overnight and see which one is offending..


Aug 26, 2009 | 1999 Cadillac DeVille

2 Answers

Last 14 months - 4 new batteries & new alternator fitted. Car still not starting and had to be returned to garage! Any ideas!

You need to have your electrical system checked for excessive draw. If the shop that worked on it has not done so, bring it to another shop...This is a routine procedure which definitely should have been done at least after the second battery! I can't offer a solution or "quick fix" because without doing that procedure I'd only be guessing!!!

Apr 15, 2009 | 1998 Volvo S70

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