One problem related to electrical system has been reported for the 2004 Hyundai Elantra. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Hyundai Elantra based on all problems reported for the 2004 Elantra.
(1) can happen anytime without warning. May go for weeks, days, or minutes before recurring. (2)engine shuts off while driving. Must shift into neutral to restart. Not easy to do when doing 65 mph on rt 30, to suddenly have no power or power steering and a semi is on your tail. It has happened at least 20 times since the first time in wet, dry, fast slow, or idle. (3) 1st time wiggle wires. It would not happen in the shop. Replaced fuse box, we refuse to drive the car again due to fear for our lives. Since there is no warning and it can be weeks between happenings you can't prepare for it.
| Wiring problems | |
| Electrical System problems | |
| Dash Wiring problems | |
| Crankshaft Position Sensor problems | |
| O2 Sensor problems | |
| Ignition problems |