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TuningBot DTC Database · v4.37.15

P1221 Jaguar - Pedal Demand Sensor B Circuit Range Performance

Manufacturer-specific interpretation for Jaguar. All interpretations of P1221

P · PowertrainEngineOBD2

What P1221 means

P1221
Pedal Demand Sensor B Circuit Range Performance Jaguar · engine Data confidence 62%

The control module judged the Pedal Demand Sensor B signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions. This is the manufacturer-specific definition used by Jaguar.

Related and nearby codes

How to read P1221

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

221

Specific fault index within the subsystem.

Frequently asked questions about P1221

What does P1221 mean?

Pedal Demand Sensor B Circuit Range Performance. The control module judged the Pedal Demand Sensor B signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions. This is the manufacturer-specific definition used by Jaguar.

Is P1221 generic or manufacturer-specific?

P1221 is a manufacturer-specific code. In this database it is documented for: Jaguar. The same number can mean something different on other brands.

Can TuningBot remove P1221 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

ECU tuningStage 1 dyno results for LAND ROVER / JAGUAR engines See the results →

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