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TuningBot DTC Database · v4.37.14

P1721 BMW - Throttle position (TP) control circuit - malfunction

Manufacturer-specific interpretation for BMW. All interpretations of P1721

P · PowertrainEngineOBD2

What P1721 means

P1721
Throttle position (TP) control circuit - malfunction BMW · engine Data confidence 62%

The control module detected improper operation of the Throttle position (TP) control. This is the manufacturer-specific definition used by BMW.

Possible causes

  • Wiring
  • accelerator pedal position (APP) sensor
  • ECM

Related and nearby codes

How to read P1721

P

Powertrain: engine, transmission and driveline systems.

1

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

721

Specific fault index within the subsystem.

Frequently asked questions about P1721

What does P1721 mean?

Throttle position (TP) control circuit - malfunction. The control module detected improper operation of the Throttle position (TP) control. This is the manufacturer-specific definition used by BMW.

Is P1721 generic or manufacturer-specific?

P1721 is a manufacturer-specific code. In this database it is documented for: BMW. The same number can mean something different on other brands.

Can TuningBot remove P1721 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

ECU tuningStage 1 dyno results for BMW engines See the results →

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