E60 Electrical issues
Discussion
Hi All
Would be grateful for any feedback re the above. I had an IBS failure on the battery which I have had replaced so car now running but wipers now failing to operate correctly including sticking mid sweep. The sticking of wipers coincided with IBS failure.
I was hoping that the new IBS would sort this as had an identical problem 2 years ago when the alternator failed but the issue went away with new alternator. At the time I was quoted c £800 for new wiper motors (main dealer). Also fuel gauge seems to be stuck now too.
Car is 535D late 2004 with 131,000 miles.
Suspect some form of electrical gremlins but any feedback re likely problem appreciated.
thanks
Would be grateful for any feedback re the above. I had an IBS failure on the battery which I have had replaced so car now running but wipers now failing to operate correctly including sticking mid sweep. The sticking of wipers coincided with IBS failure.
I was hoping that the new IBS would sort this as had an identical problem 2 years ago when the alternator failed but the issue went away with new alternator. At the time I was quoted c £800 for new wiper motors (main dealer). Also fuel gauge seems to be stuck now too.
Car is 535D late 2004 with 131,000 miles.
Suspect some form of electrical gremlins but any feedback re likely problem appreciated.
thanks
Is your battery happy do you think? My E60 sometimes doesn't get driven for a couple of weeks and despite starting OK will quite often throw loads of errors if the battery isn't 100%.
I've actually run my E60 with the IBS disconnected for quite some time with no issues at all.
A common source of strange electrical / charging issues is the Siemens / Tyco relay that lives in the boot fuse cluster area (right hand side behind the trim panel and above the battery. Its a square black box (about 1") with a diagonal raised molding (for getting hold of to pull it). Part number 6136-6901469
I understand it has a design flaw leading to failure and indeed the replacement part I got was designated A1 on the end which the old one wasn't. I replaced mine due to the occasional 'electrical blackout' which was like a hiccup and would cause the wipers to stop mid sweep if the timing was right and make the radio cut off for a spit second.
I had some bother finding a new one but it was £20 delivered and a couple of minutes to replace. Although I'm driving it daily at the moment I've not had any issues since replacing it and I've reconnected my IBS although I still have a feeling its more trouble than its worth.
I've actually run my E60 with the IBS disconnected for quite some time with no issues at all.
A common source of strange electrical / charging issues is the Siemens / Tyco relay that lives in the boot fuse cluster area (right hand side behind the trim panel and above the battery. Its a square black box (about 1") with a diagonal raised molding (for getting hold of to pull it). Part number 6136-6901469
I understand it has a design flaw leading to failure and indeed the replacement part I got was designated A1 on the end which the old one wasn't. I replaced mine due to the occasional 'electrical blackout' which was like a hiccup and would cause the wipers to stop mid sweep if the timing was right and make the radio cut off for a spit second.
I had some bother finding a new one but it was £20 delivered and a couple of minutes to replace. Although I'm driving it daily at the moment I've not had any issues since replacing it and I've reconnected my IBS although I still have a feeling its more trouble than its worth.
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