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TuningBot DTC Database · v4.37.15

P2768 Input/Turbine Shaft Speed Sensor B Circuit Intermittent

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

P · PowertrainEngineOBD2

What P2768 means

P2768
Input/Turbine Shaft Speed Sensor B Circuit Intermittent Generic · engine Data confidence 78%

The control module detected an unstable or intermittent signal in the Input/Turbine Shaft Speed Sensor B circuit.

Symptoms

  • Possible reduced power or limp mode
  • MIL illuminated
  • Possible abnormal turbocharger noise

Possible causes

  • Wiring
  • poor connection
  • transmission input shaft speed sensorrrss sensor

Recommended checks

  • Compare specified vs actual boost with live data
  • Check actuator movement over the full range
  • Check hoses and vacuum lines
  • Inspect wiring and connectors

Related and nearby codes

How to read P2768

P

Powertrain: engine, transmission and driveline systems.

2

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

768

Specific fault index within the subsystem.

Frequently asked questions about P2768

What does P2768 mean?

Input/Turbine Shaft Speed Sensor B Circuit Intermittent. The control module detected an unstable or intermittent signal in the Input/Turbine Shaft Speed Sensor B circuit.

Is P2768 generic or manufacturer-specific?

P2768 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2768 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 tuningDyno-tested results by model and engine See the results →

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