The control module detected an interruption (open circuit) in the Sensor Reference Voltage "D" circuit, so the expected electrical continuity was not present.
TuningBot DTC Database · v4.37.15
P06A3 Sensor Reference Voltage "D" Circuit/Open
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P06A3 means
Related and nearby codes
How to read P06A3
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 P06A3
What does P06A3 mean?
Sensor Reference Voltage "D" Circuit/Open. The control module detected an interruption (open circuit) in the Sensor Reference Voltage "D" circuit, so the expected electrical continuity was not present.
Is P06A3 generic or manufacturer-specific?
P06A3 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P06A3 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
