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2000 BMW 540i

Question: unable to unlock the trunk

Question

kealohae, San Jose, CA, November 05, 2010, 09:58
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 Rookie

i tried to open the trunk with the key, but it won't open. is there any emergency latch i can pull from the inside of the trunk?, we were able to pry open the middle console of the backseat, and will be able to get a stick or something to push or pull a latch from the trunk, if there is. and if not, is there any from the front. i am able to open the driver side door.
can you please help.

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  • Answer #1

    ZeeTech November 05, 2010, 10:30
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     Master

    Which cable did you disconnect? Positive or negative? Are they touching the body?
    Do you have access to a battery booster?
    Try to connect it to the booster connection under the hood and see if powers up the system and try to unlock it that way.
    Make sure the connection is right! Positive (red cable) + to the boost connector, negative (black cable) to a common ground.

    Zee

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    kealohae, November 05, 2010, 10:41
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     Rookie

    battery booster, is that the same as a portable battery jumper system i had bought at walmart?
    we disconnected the positive.
    so pop my hood and jump it from there?

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    ZeeTech, November 05, 2010, 10:50
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     Master

    Yes, it's the same. You can only do that if you are sure if the disconnected positive cable won't reach to any metal body part (ground).
    Pop the hood, hook it up, it should powers up the system. Make sure the jumper is fully charged.

    Zee

    Any luck to open the trunk yet??

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