Acura MDX owners have reported 1 problem related to ignition module (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Acura MDX based on all problems reported for the MDX.
Battery was found to be completely drained on a a few occasions after sitting off overnight. After examining possible culprits when the batter was found drained it was found that the handsfree module located in the rear of the center console was hot to the touch. After removing the module completely and recharging the battery this incident of battery drainage has not occurred in 3 months. The handsfree module that operates the bluetooth and handfee functions of the care is defective to the point that it pulls a constant load from the battery even when the car is shut off and keys are not in the ignition. Searching the internet finds many other owners of the same model to have the same problem. This module should be replaced by the manufacturer free of charge because it can lead to a dead battery with no way to start the car, as well as possible fire from the amount of heat built up in the faulty module.
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all problems of the 2007 Acura MDX
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