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E30 318 lux rev limiter?
Posted: Mon Aug 02, 2010 5:54 pm
by lee_edwards
i have bought a E30 318lux 1991.
when it gets to around 55000rpm / 6000rpm it misses and splutters. where is the limiter set on these?
i have changed plugs and leads. one of the leads has to be pushed through a pickup ring? what is that as that has a crack init, Would that cause my problem?
Thanks lee
Re: E30 318 lux rev limiter?
Posted: Mon Aug 02, 2010 10:44 pm
by Brianmoooore
A worn cam can give an effect exactly like a rev limiter in the M40 engine.
Re: E30 318 lux rev limiter?
Posted: Tue Aug 03, 2010 2:34 pm
by lee_edwards
well its not hitting a limiter you see. its just getting to approx 5500 and spluttering.
any idea what that pick up is that the lead goes through
cheers lee
Re: E30 318 lux rev limiter?
Posted: Tue Aug 03, 2010 2:39 pm
by TouringTash
Whats the mileage on the engine?
I've got the same as you and there's not that much going on past 5250 on mine.
Apart from the tappets that is

Re: E30 318 lux rev limiter?
Posted: Tue Aug 03, 2010 5:04 pm
by Brianmoooore
Sensor around the lead is the equivalent of a cam position sensor. The engine will run perfectly OK without it, throughout the whole rev range, but will run slightly better with it.
Re: E30 318 lux rev limiter?
Posted: Tue Aug 03, 2010 7:22 pm
by lee_edwards
ah right thats good to know. milage is about 120K i think? cant remmeber
Re: E30 318 lux rev limiter?
Posted: Tue Aug 03, 2010 7:33 pm
by bmw9818
i hit the limiter right on the red about 6200
Re: E30 318 lux rev limiter?
Posted: Tue Aug 03, 2010 7:36 pm
by lee_edwards
hmm mine gets to 5500 and wont do nothing more. something odd there