Mazda CX-5 owners have reported 433 electrical system related problems since 1996. Table 1 shows the 20 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (381 problems). The second most common problem is related to the vehicle's battery dead (15 problems). For details of each of the problem category, use the links in the table.
I purchased this vehicle new in June 2025. About a month after the dealer service inspection, the vehicle suddenly would not start at all. The key fob sometimes cannot unlock the door, and I have to use the backup key to open it. After entering the vehicle, the engine will not start. Read details...
The car stalled while in motion on the highway with 56 miles left in the gas tank. This caused a very dangerous situation due to the fact that I could not accelerate at all, as the traffic was speeding past. I had to coast through traffic to the safety of the shoulder of the road. Read details...
This has been an ongoing problem for the last 4 years. Ignition switch is faulty. When vehicle is shut off, the engine shuts off, but the auxiliary (radio, heat, ac) stays on. The shift must be manipulated several times to get the auxiliary off. Read details...
My 2020 Mazda Cx-5 was 2 days old and the battery was completely drained and had to be towed to the dealer. I picked it up and they did nothing to the battery. They told me nothing was wrong and they replaced the key fob battery. Read details...
The starter ignition button will turn off the engine but fail to turn off the radio and the lights. The only way to turn it off is to repeatedly turn on the ignition button, until it turns off. Read details...