P2100Genesis G70Years: 1996 - 2026
Throttle Actuator Control Motor Circuit / Open
Reviewed by ASE Certified Technician
What does this mean?
Code P2100 indicates the PCM has detected an open circuit in the electronic throttle actuator control motor. This prevents electronic throttle control from operating properly and usually triggers limp mode.
Disclaimer: This diagnostic code is part of the standard OBD2 system and can apply to Genesis G70 models manufactured from 1996 to 2026. However, please note that the presence of this specific code depends on your vehicle's exact engine configuration, options, and production year.
Advertisement (In-Article)
Common Causes
Faulty electronic throttle actuator motor
Dirty or faulty throttle body
Damaged, chafed, or broken wiring harness
Corroded or loose electrical connector
Internal PCM/ECM failure
Symptoms to Watch For
- Check Engine Light is illuminated
- Vehicle enters reduced power / limp mode
- Poor acceleration or sluggish response
- Engine stalling or dying unexpectedly
- Engine cranks but won't start
- Abnormally high idle speed