The control module detected that the signal in the Alternative Fuel Tank Temperature circuit stayed above the expected operating range.
TuningBot DTC Database · v4.37.15
P01AD Alternative Fuel Tank Temperature Sensor Circuit High
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P01AD means
Related and nearby codes
How to read P01AD
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 P01AD
What does P01AD mean?
Alternative Fuel Tank Temperature Sensor Circuit High. The control module detected that the signal in the Alternative Fuel Tank Temperature circuit stayed above the expected operating range.
Is P01AD generic or manufacturer-specific?
P01AD is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P01AD 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
