Headlamp adjustment on E90

Headlamp adjustment on E90

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Discussion

AMC243

Original Poster:

105 posts

36 months

Sunday 11th April 2021
quotequote all
I recently had the headlights in my 320d (2011) changed, as one had blown. Unfortunately the nearside dipped beam is badly adjusted and points about eight inches higher than the offside dipped beam - higher, in fact, than the main beams. I've read through the manual but have not found much to enlighten me (har har) on the subject of aiming the headlights correctly, either on how to do it or how I know I've done it right. Any suggestions?

BFleming

3,606 posts

143 months

Monday 12th April 2021
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https://youtu.be/tqi_iijcoUc

Best way I've found is to find a level surface with a wall at the end (or a garage door). At dusk, drive close to it, and use chalk to mark the position of the horizontal cut-off of your dipped beams. Now reverse away from it, and use the levelling screws shown in the video to adjust the lights so they're just below the chalk line. Adjust both the same way.

AMC243

Original Poster:

105 posts

36 months

Monday 12th April 2021
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That's fantastic, thank you very much!

nomis36

429 posts

164 months

Monday 12th April 2021
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When you say you’ve had your headlights replaced because one had blown I presume you mean you’ve had the bulbs replaced? If so just changing the bulbs shouldn’t make any difference to the alignment so I’d suggest the bulb that’s out of alignment hasn’t been installed correctly.

AMC243

Original Poster:

105 posts

36 months

Monday 12th April 2021
quotequote all
nomis36 said:
When you say you’ve had your headlights replaced because one had blown I presume you mean you’ve had the bulbs replaced? If so just changing the bulbs shouldn’t make any difference to the alignment so I’d suggest the bulb that’s out of alignment hasn’t been installed correctly.
Yes, that's correct. I had both bulbs replaced. A bit of a fiddly job so I have considered that as a real possibility. Definitely worth a look, given that badly aimed headlamps didn't show up on its MOT, which it had just before I got the keys.

AMC243

Original Poster:

105 posts

36 months

Tuesday 13th April 2021
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I've fiddled with the headlight, taken it out and put it back. Looks a lot better now. Come tonight I'll double check but I think it's pretty much sorted. Thank you both for your help.