Battery lights comes on but fades with revs

Electrical 206CC problems
Hobittual
Posts: 2
Joined: Sat Mar 01, 2014 11:43 pm

Battery lights comes on but fades with revs

Post by Hobittual »

My 1999 1.4 lx 206 petrol has now started showing the battery light. Most of the time it gets dimmer the more revs I put on.
The last time this happened I tightened the battery terminals. This time it is not helping.

Any ideas plz

Hob

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GrandadMonkey
Posts: 3583
Joined: Thu May 04, 2006 8:00 am
Location: Leicestershire

Re: Battery lights comes on but fades with revs

Post by GrandadMonkey »

How many miles has the car done? 100,000 or more and my money would be on the alternator.

You could try replacing just the alternator brushes:

https://www.youtube.com/watch?v=WaJm5MYp2fQ
https://www.youtube.com/watch?v=pFIxan8Dq00

but personally I would get an exchange alternator and fit it. Make sure you make a note of the run of the alternator belt before you start. A quick photo taken before you start dismantling, to refer to, can help. If the belt looks worn or hasn't been replaced then it is a good idea to fit a new one on reassembly.
Ron
"If it ain't broke don't fix it!"
Golf 1.5 Tsi Evo SE Nav Estate Atlantic Blue
Polo 1.0 SEL DSG Reef Blue (wife's)
(Previously owned a 2005 206CC 1.6 Allure Moonstone for 10 years)