The control module detected that related sensor signals for Hybrid/EV Battery Temperature Sensor System - Multiple did not agree with each other (correlation/plausibility fault).
TuningBot DTC Database · v4.37.14
P0ECA Hybrid/EV Battery Temperature Sensor System - Multiple Sensor Correlation
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P0ECA means
Related and nearby codes
How to read P0ECA
Powertrain: engine, transmission and driveline systems.
Generic SAE-standard code: same meaning on every make.
Specific fault index within the subsystem.
Frequently asked questions about P0ECA
What does P0ECA mean?
Hybrid/EV Battery Temperature Sensor System - Multiple Sensor Correlation. The control module detected that related sensor signals for Hybrid/EV Battery Temperature Sensor System - Multiple did not agree with each other (correlation/plausibility fault).
Is P0ECA generic or manufacturer-specific?
P0ECA is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P0ECA at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
