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slight power loss

Posted: Mon Jul 02, 2007 5:29 pm
by antiks
when i switch on lights or any other electrics the engine drops rev's! :(
is this telling me i need a new alternator or battery, maybe both?
any help on this is appreciated.
cheers people

Re: slight power loss

Posted: Mon Jul 02, 2007 5:36 pm
by ed325i
What engine is it ? m40

Re: slight power loss

Posted: Mon Jul 02, 2007 5:39 pm
by antiks
ed325i wrote:What engine is it ? m40
yes M40 316i 1990

Re: slight power loss

Posted: Mon Jul 02, 2007 5:43 pm
by ed325i
The rev's do drop a bit with the m40 engine.

Re: slight power loss

Posted: Mon Jul 02, 2007 5:48 pm
by antiks
ed325i wrote:The rev's do drop a bit with the m40 engine.
when i put the heater blower on full and lights on,
it's like the engine is going to stall!
surely it should drop that much!!
thanks for the info ed325i :)