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C207 rear light unit - bulb change or whole unit?

Jason1145

Active Member
Joined
Feb 10, 2016
Messages
233
Location
Uxbridge
Car
2012 C207 E250 Petrol CGI
Hi all where’s a good place other than MB to buy a rear outer light Unit for a 2012 C207 E250 Coupe?

I’ve spotted a crack in the drivers side unit shown here and might look to replace it in the future.

Also, can rear brake bulbs be replaced or does the whole light unit need replacing?
 

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Look on eBay for a rear light cluster.

I have a 2010 A207, so I'm very interested too in whether changing rear cluster bulbs is a d-i-y job. The Driver's Handbook seems to imply it's not, but I'm hoping that simply means that you remove the entire bulb carrier from the cluster to do the job; obviously MB still thought/hoped in 2010 that most owners couldn't be relied on to do something that challenging...
 
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Look on eBay for a rear light cluster.

I have a 2010 A207, so I'm very interested too in whether changing rear cluster bulbs is a d-i-y job. The Driver's Handbook seems to imply it's not, but I'm hoping that simply means that you remove the entire bulb carrier from the cluster to do the job; obviously MB still thought/hoped in 2010 that most owners couldn't be relied on to do something that challenging...
Hmmm this doesn’t look promising… A used one on EBay shows the backside without and traditiional bulb inserts, only 1 wire connector going to the whole light unit… can’t think why they cut the wire there instead of just disconnecting it with the connector?
 

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Hmmm this doesn’t look promising… A used one on EBay shows the backside without and traditiional bulb inserts, only 1 wire connector going to the whole light unit… can’t think why they cut the wire there instead of just disconnecting it with the connector?
I agree. Question is, if there are only two wires going to it, but both reversing and tail lights are in there, how does the unit determine which bulbs to light when the current flows?Or is there in fact only one circuit within the unit, and only one set of bulbs? (Electrics are not my forte...).
 
Is that another connector I can see going into the lamp unit? - to the left of the wires?
Might be that the wires that are cut just plug into another connector, so you can unplug them and use the original wiring.

Just a thought.
 
Is that another connector I can see going into the lamp unit? - to the left of the wires?
Might be that the wires that are cut just plug into another connector, so you can unplug them and use the original wiring.

Just a thought.
I'd think the two wires are not each going to a light output, not sure how LED tail lights work so happy to be corrected.
 

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