One problem related to brake master cylinder has been reported for the 2018 Honda Accord. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 Honda Accord based on all problems reported for the 2018 Accord.
Brakes do not stop smoothly, there is a dead spot in the brake pedal that takes extra pressure to get the car to stop. Makes the car stop suddenly when trying to brake smoothly. Dealer acknowledged the problem and replaced the master cylinder with no fix and now dealer says they neex to wait for american Honda to allow them to replace the brake booster that have been successful for others on Honda forums.