The control module detected an interruption (open circuit) in the A/C Power Supply Relay Control circuit, so the expected electrical continuity was not present.
TuningBot DTC Database · v4.37.15
P0EC6 A/C Power Supply Relay Control Circuit/Open
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P0EC6 means
Related and nearby codes
How to read P0EC6
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 P0EC6
What does P0EC6 mean?
A/C Power Supply Relay Control Circuit/Open. The control module detected an interruption (open circuit) in the A/C Power Supply Relay Control circuit, so the expected electrical continuity was not present.
Is P0EC6 generic or manufacturer-specific?
P0EC6 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P0EC6 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. 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
