Acura Repair Questions? Ask a Mechanic for Answers ASAP
The most likely cause is your hands free link. They fail so often that acura released a bulletin about it a couple of years ago. That's the first place I would start checking for a draw. Do you plan to fix it yourself?
Do you have a multi-meter?
Here is the bulletin from acura:
Check it as described in the bulletin, next hook up your meter, let all the modules sleep and then pull the hands free connector to see if the amp draw drops.
Here is the location of the connector:
Unless you don't have the roof mount unit on the 2009- in which case it is here:
It's under the center console on the 2009:
I'm sorry I wasn't clear: on the 2009 MDX the HFL connector is under the center console. As seen in the third attachment I sent.
Please let me know if you need additional help.
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Your question has dropped to my timed out list.