Re: '92 Sentra-Electrical problem

still just me <wheeledBobNOSPAM@[EMAIL PROTECTED]
> wrote in 
news:aou7o3phv9dqei3uf6duo676q27u4hbgjq@[EMAIL PROTECTED]
> On Mon, 07 Jan 2008 22:35:25 -0500, Plague Boy
><plague_boy@[EMAIL PROTECTED]
> wrote:
> 
> 
>>     I have +12V, I could not find a fuse. Voltmeter shows about 
>>12.5VDC on the battery with the ignition off. When I start the 
>>car, it goes *down* to under 12V.
>>
>>     I put an ammeter in series with the main alternator lead. It 
>>shows about 5 amps charge at idle. It goes up to about 10 amps 
>>when I bump the RPMs up to about 2K. If I turn on the lights, 
>>heater and wiper, it stays the same.
>>
>>     It seems as if it's putting out enough current to keep the idiot 
>>light from coming on, but not enough to power the car and charge 
>>the battery.
>>
>>     I don't see much option but to replace the alternator at this 
>>point.  SuperAutoPart***press claims to have a rebuilt for under 
>>$100.00
> 
> 
> I have no idea what the specs are for that alternator's output... you
> should probably get a manual. 
> 
> One additional test is whether it putting out the right voltage. 
> 
> Also, you should check the voltage regulator to see what it is doing.
> 
> 
> 

I'd guess 45 amps at minimum.

-- 
Jim Yanik
jyanik
at
kua.net