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TuningBot DTC Database · v4.37.15

P2129 Accelerator pedal position (APP) / Throttle position (TP) sensor/switch E - circuit intermittent

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P2129 means

P2129
Accelerator pedal position (APP) / Throttle position (TP) sensor/switch E - circuit intermittent Generic · engine Data confidence 78%

The control module detected an unstable or intermittent signal in the Accelerator pedal position (APP) / Throttle position (TP) sensor/switch E circuit.

Possible causes

  • Wiring
  • poor connection
  • APP / TP sensor/switch

Related and nearby codes

How to read P2129

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

129

Specific fault index within the subsystem.

Frequently asked questions about P2129

What does P2129 mean?

Accelerator pedal position (APP) / Throttle position (TP) sensor/switch E - circuit intermittent. The control module detected an unstable or intermittent signal in the Accelerator pedal position (APP) / Throttle position (TP) sensor/switch E circuit.

Is P2129 generic or manufacturer-specific?

P2129 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2129 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

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