Some models have problems with alternator bearing failures.
Honda Accord Problem Reports
Most Reported Honda Accord Problem Reports
A water leak on the passenger floor can be caused by a clogged AC evaporator drain.
The Powertrain Control Module (PCM) can misinterpret data from the coolant temperature sensor and set a false Check Engine (MIL) light. The PCM will need a software update for this issue.
My instrument panel lights go out EVERY day/night. If my car is cool then my lights come on when I start the car, I always drive with my lights on, after a few miles the instument lights just shut off. I bought the car this last winter and did not notice a problem and then the warmer weather came and I noticed it. I originally thought something was loose. Now it is cold outside and they stay on for longer period of time but still go out. I did...
The relay motor for the driver-side front door failed, making remote entry inoperable. Repair is costly: ~$40 part + $200 labor). Service writer at dealership says this is a common problem. Most opt to just live without remote entry (i.e., use a key).
Head gasket failure is not uncommon if the engine overheats. If the temperature climbs above the normal operating temperature, turn the heater on the hottest setting, pull over to a safe location, and shut the engine off to allow the engine to cool down.
The moon roof may not close all the way because of a faulty limit switch. The headliner must be removed to replace the limit switch.
The computer can misinterpret a low battery voltage and can cause a false Check Engine (MIL) light to come on. Updating the PCM can correct this issue.
The PCM can misinterpret data from the air fuel sensor and set a false Check Engine (MIL) light requiring a PCM update to repair.