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Go Back   Bimmerfest - BMW Forums > BMW Model Discussions > 5 Series > E34 (1989 - 1995)

E34 (1989 - 1995)

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  #1  
Old 07-23-2012, 01:19 PM
M540FELLA's Avatar
M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
Join Date: May 2012
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Mein Auto: 95 540i m sport
Alarm just stopped working

Hey guys, My alarm was working fine until yesterday. Now it doesn't work at all, changed batteries in the fob and tried the reprograming but nothing.When I got the car the po never used the alarm and didn't know about the reprograming. I got it working about the 2nd of day of ownership. Any thoughts or ideas would be much appreciated.
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Last edited by M540FELLA; 07-23-2012 at 01:44 PM.
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  #2  
Old 07-23-2012, 01:47 PM
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M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
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Mein Auto: 95 540i m sport
And the fob is working, the led is lighting up when buttons are pressed. It's a bmw factory alarm too.
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  #3  
Old 07-24-2012, 10:35 PM
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M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
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bump...
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  #4  
Old 07-24-2012, 11:26 PM
paperplane94 paperplane94 is offline
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Mein Auto: 1989 525i M20B25
i dunno. Is the control unit getting power?
Fuses front and back are checked?
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  #5  
Old 07-24-2012, 11:57 PM
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M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
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Ok that's a starting point, the unit is in front of fuse box in the rear. So I gotta remove it to get to it, but all fuses are fine.
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Last edited by M540FELLA; 07-25-2012 at 12:00 AM.
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  #6  
Old 07-25-2012, 12:17 AM
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M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
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Mein Auto: 95 540i m sport
Is this the control unit or the central locking control?

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Last edited by M540FELLA; 07-25-2012 at 12:19 AM.
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  #7  
Old 07-25-2012, 01:00 AM
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M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
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Mein Auto: 95 540i m sport
Sorry for the crappy quality. Real oem calls it a at basic module. I always though the alarm module was in the rear.
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  #8  
Old 07-25-2012, 01:35 AM
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_Ethrty-Andy_ _Ethrty-Andy_ is offline
E34 Converted E30 Fanatic
Location: Humble New Zealand
 
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Mein Auto: E34 Touring AC Schnitzer
i dont know your build month, but ive picked everything else for you. RealOEM is fantastic 95% of the time, but bmwfans.info is good for clarification. its essentially the same though

http://bmwfans.info/parts/catalog/E3.../alarm_system/
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E30 above Sold

E34 V12 Project Thread Here: http://www.bimmerfest.com/forums/sho...=502437&page=4
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  #9  
Old 07-25-2012, 02:07 AM
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M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
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thanks andy, I found that part on realoem too. Would the alarm control go bad without blowing the fuse? I wonder if the mirror could be the problem.
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  #10  
Old 07-25-2012, 04:09 AM
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_Ethrty-Andy_ _Ethrty-Andy_ is offline
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Quote:
Originally Posted by M540FELLA View Post
thanks andy, I found that part on realoem too. Would the alarm control go bad without blowing the fuse? I wonder if the mirror could be the problem.
i dont know much about the system as non of my 5ers have had factory alarms, but yes it sure could die without blowing the fuse. dry joints etc. in fact some control units even have a small ceramic fuse inside them
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E34 V12 Project Thread Here: http://www.bimmerfest.com/forums/sho...=502437&page=4
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  #11  
Old 08-22-2012, 02:23 AM
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M540FELLA M540FELLA is offline
Josh
Location: Chatt,TN
 
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Mein Auto: 95 540i m sport
So I believe it is in the mirror, I need a gt1 to reprogrammer the mirror. http://forums.bimmerforums.com/forum...1132156&page=2
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Last edited by M540FELLA; 08-22-2012 at 02:40 AM.
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