The control module detected an interruption (open circuit) in the Clutch A Pressure circuit, so the expected electrical continuity was not present.
TuningBot DTC Database · v4.37.15
P28CD Clutch A Pressure Sensor Circuit/Open
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P28CD means
Related and nearby codes
How to read P28CD
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 P28CD
What does P28CD mean?
Clutch A Pressure Sensor Circuit/Open. The control module detected an interruption (open circuit) in the Clutch A Pressure circuit, so the expected electrical continuity was not present.
Is P28CD generic or manufacturer-specific?
P28CD is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P28CD 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
