U0293Critical severity

Lost Communication with Hybrid Powertrain Module

Communication with the hybrid battery/powertrain module has been lost.

Safe to Drive?
No

Have this diagnosed before driving further

Informational only. Consult a qualified mechanic.

Estimated Repair Cost
$200 - $3,000
Common Causes
  • Faulty hybrid module
  • High-voltage wiring issue
  • Connector corrosion
Recommended Action

Do not attempt to repair high-voltage systems yourself. Have towed to a dealer.

What does U0293 mean?

The U0293 OBD-II diagnostic trouble code (DTC) indicates: lost communication with hybrid powertrain module. This is a critical-severity network code that your vehicle's onboard diagnostics system triggers when communication with the hybrid battery/powertrain module has been lost. If your check engine light is on with this code, you should have the vehicle inspected immediately before driving further.

Use Your Service Book to log this diagnostic trouble code to your vehicle's service history, track repairs, and get maintenance reminders — all for free.

Track codes on your vehicle — sign up free

Log OBD-II codes, get maintenance reminders, and keep your complete service history.