U0594
Invalid Data Received From Hybrid/EV Powertrain Control Module
U0594 is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Hybrid/EV Powertrain Control Module. Common causes: problems with the can bus, malfunction of the hybrid system control module. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Problems with switching hybrid system modes
- Unstable transmission operation
- Errors in other vehicle systems
Causes
- Problems with the CAN bus
- Malfunction of the hybrid system control module
- Wiring harness damage
- Bad contacts in connectors
- Software errors in the control module
How to Fix
- Check connections and wiring integrity
- Scan all modules for errors
- Check the voltage and resistance in the CAN bus
- Update module software
- If necessary, replace the hybrid system control module
Related codes
Error U0594 by Vehicle Brand
FAQ
What does the U0594 code mean?
U0594 is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Hybrid/EV Powertrain Control Module
What causes a U0594 error code?
The most common causes of U0594 include: Problems with the CAN bus; Malfunction of the hybrid system control module; Wiring harness damage; Bad contacts in connectors.
How do I fix a U0594 diagnostic trouble code?
To fix U0594: Check connections and wiring integrity. Scan all modules for errors. Check the voltage and resistance in the CAN bus. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0594?
Limited driving only, diagnose soon
How much does it cost to fix U0594?
The estimated repair cost for U0594 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat