Lost Communication With Hybrid Vehicle ECU
Table of contents
U0293 LEXUS Possible Causes
- Faulty Hybrid Vehicle (HV) Electronic Control Unit (ECU)
- Hybrid Vehicle ECU harness is open or shorted
- Hybrid Vehicle ECU circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How do I fix code U0293 LEXUS?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the U0293 LEXUS code
The cost of diagnosing the U0293 LEXUS code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
U0293 LEXUS Description
The Controller Area Network (CAN) is a serial data communication system for real-time application. It is a multiplex communication system designed for on-vehicle use that provides a superior communication speed of 500 kbps and a capability to detect malfunction. Through the combination of the CANH and CANL bus lines, the CAN is able to maintain communication based on differential voltage.
