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Cant figure this out!

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Old 01-19-2015, 06:10 PM
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That fuse might just be for amps. You can set it on 200 Ac volts scale and check a wall plug. You only plug a lead in that "amp" hole to measure amps, For the rest use the -Common and The V/Ohms one. (ohm's has the symbol like a headset).

The CPS test really only takes a minute once you are familiar what to do, and it's always nice to just rule it out before moving on.

Last edited by DFlintstone; 01-19-2015 at 08:05 PM.
Old 01-19-2015, 06:10 PM
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Originally Posted by Crayfish03
I am new to any sort of mechanics. Im only 20 years old so this is pretty new. I was going to do the CPS test today but I couldnt get a .2 amp fuse for my volt meter. And thanks for the vid! Ive also looked through cruisers tips and done the ones I understand. I dont want to go messing with stuff im not certain about. Dont want to take it to a mechanic either because im wanting this to be a learning deal as well.
That's the right attitude
Old 01-19-2015, 06:21 PM
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Ok! Yeah after this week ill be back home from school and ill do the CPS. After the vid it summed everything up so im excited to see what the results will be. If i could get my picture to post in here i would show you guys what the volt meter im using looks like
Old 01-19-2015, 08:08 PM
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You can click "manage attachments", then browse, select it and then "upload". It doesn't really tell you clearly when it's done loading, but you can tell.
Old 01-19-2015, 09:27 PM
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Oh yep here ya go!
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Old 01-19-2015, 10:09 PM
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OK Cool! The "wavy" Line near a V means AC volts. (alternating current) The 200 scale for AC volts is what you will use to test, (only 87-90) Jeep Cps.(You would use a 2 volt scale if it had one) (also on that 200 V scale you could check the 110 power in your house)

The V with a straight line is DC volts(Direct Current) There you would set it on 20, and be able to see that your battery is charging at around 14 volts, and resting at around 12.7 Volts (at room temp, with no drain on it). Everything except the CPS is direct current. If you adjust your TPS, or check the 5V ECU feed on your MAP sensor say, you will use that 20 volt DC scale. (all batteries only do DC)

Now the Resistance, measured in ohms. (has the K's there) That's just how well is it connected? Do I have a bad connection,or a broken wire? Set that on 200 also. Now hold the leads together. It should stop showing a "1" and will tell you the resistance of just your leads. Hopefully that's down around .2 Might even be up near .8, but don't sweat it. So NOW, you can put one lead say, on the engine, and the other on Battery Negative, and see how much resistance you have in your cable. Oh! so this with the engine OFF! That electrical "noise" from the alternator and stuff will mess everything up. You can also check from the body to the engine, and battery. " battery terminal. Sort of like the return line for the Positive power going to things. That's all in Cruisers stuff.

So there's a start!

Last edited by DFlintstone; 01-21-2015 at 07:15 PM. Reason: ground" is all the metal on the whole jeep, and the negative...
Old 01-19-2015, 10:40 PM
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Thanks a bunch brother! Ill for sure be checking back to this next weekend when checking all of my connections!
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