One problem related to underhood wiring has been reported for the 2000 Toyota Echo. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2000 Toyota Echo based on all problems reported for the 2000 Echo.
While driving at state speed limit applied brakes and air bags deployed, covering driver's vision without warning, and vehicle caught fire causing accident and minor body injuries.
| Horn Assembly problems | |
| Alternator/generator/regulator problems | |
| Underhood Wiring problems | |
| Instrument Panel problems | |
| Dash Wiring problems |