The control module detected an unstable or intermittent signal in the Alternative Fuel Vaporizer B Outlet Temperature circuit.
TuningBot DTC Database · v4.37.14
P2A59 Alternative Fuel Vaporizer B Outlet Temperature Sensor Circuit Intermittent/Erratic
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P2A59 means
Related and nearby codes
How to read P2A59
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 P2A59
What does P2A59 mean?
Alternative Fuel Vaporizer B Outlet Temperature Sensor Circuit Intermittent/Erratic. The control module detected an unstable or intermittent signal in the Alternative Fuel Vaporizer B Outlet Temperature circuit.
Is P2A59 generic or manufacturer-specific?
P2A59 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2A59 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
