View Full Version : Alternator Problems!!
valitank
11-12-2010, 07:31 PM
Hi Guys,
My mums (soon to be mine) TR 2.6 auto has had a recent problem.
Yesterday i was chucking mainys and the battery light came on, didnt think much of it and kept driving. all good until tonight, had the stero on and all of a sudden the stero cut out. And gradely the lights started dimming and the car wasn't changing gears properly. Anyways i parked it at home and now it wont start. Any Ideas to why its doing what it is?
P.S if i reved it the light would go off for a second or two then come back on OR if i wriggled the little two pinned plug.
Cheers
Chris
Sparky
11-12-2010, 07:35 PM
Sounds like your alternator is dead/dieing, check voltage of car battery it should be 13~14 volts.
Also my auto electrican tested my alternator by hitting it with a hammer light came on lol
If the alternator is dieing it won't charge the battery, so that why your light went dim and unable to start the car :)
MadMax
11-12-2010, 07:36 PM
Chucking "Mainys"? What is that?
Battery light on = not charging.
Not starting = flat battery.
Brushes have worn down to their limit, pull the regulator off the alternator and solder in some new ones. Might work if the regulator and/or diodes haven't gone out in sympathy. Put the battery on a charger.
Mum was impressed, was she?
MadMax
11-12-2010, 07:36 PM
Sounds like your alternator is dead/dieing, check voltage of car battery it should be 13~14 volts.
14.4 Volts. Bosch regulator puts this out, says so on the regulator. lol
valitank
11-12-2010, 07:40 PM
Chucking "Mainys"? What is that?
Pretty Much pointless driving up and down the main street lol.
And mum doesn't know yet :/
Ahh i see, ill jumpstart it and see what the miltimeter says.
Out of curiosity does a 2nd gen v6 or a 3rd gen v6 one fit?
Cheers
Chris
MadMax
11-12-2010, 07:43 PM
Nope, different drive pulley, different mounting, different electrical connections. Brushes are only a couple of dollars, recon one $150, wreckers about $50.
The 2.6 Bosch alternator usually wears its brushes down to the limit at about 190-220 thousand km, if you get one from a self serve wreckers have a look at the speedo first. You may find one that is already a recon one, look for a sticker on it with some electrician's shop name on it.
valitank
11-12-2010, 07:59 PM
Ahh ok Cheers for that, Ill see if i still have that spare alternator somewhere.
See what happens and ill let ya's know :)
Cheers
Chris
Illestmagna
11-12-2010, 08:57 PM
I'm surprised the amount of people who have no idea what 'Mainys' are. Must be a mount gambier thing aye hahaha.
valitank
12-12-2010, 06:30 PM
Hi Guys,
All fixed, chucked a new alternator in from a 1st gen and all good!
Chris
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