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salsarev Newbie
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Joined: Oct 20 2014
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Posted: Apr 10 2015 at 11:10am | IP Logged
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How is a bad BCM detected/diagnosed? I've got an 05
that's having all kinds of rear light issues. The only
light that works on the back is the left turn signal. No
brake lights, tail lights, license plate lights, or
right turn signal. This has been a progressive problem -
they didn't all stop at once. I've been told it could
possibly be the BCM is going bad. How can I find out if
the BCM is bad? Thanks.
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frontierguy Senior Member
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Master Mechanic
Joined: May 20 2008
Online Status: Offline Posts: 2591
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Location: U.S. - Pennsylvania
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Posted: Apr 13 2015 at 5:51pm | IP Logged
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Have you checked the obvious like bad bulbs, bad ground,
corroded wires. Does it have an after market trailer
harness?
__________________
'10 Altima SL
Traded 08 Frontier for 16 Frontier SV CC Long box, quite an upgrade. I do miss the 6 speed and Dynomax ex.
Nissan Technician 25 + years
2011 John Deere X720SE
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salsarev Newbie
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Joined: Oct 20 2014
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Posted: Apr 24 2015 at 9:33pm | IP Logged
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I've checked all the usual suspects but am going to look
closer at the trailer wiring a previous owner
installed.I purchased a new BCM and installed it but
haven't had it programmed. It didn't help.
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