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2012 AUDI TT

2.0L Turbo I4AWDDCTgasturbo
Repairs0Labor507Torque5045Fluid9DTC905Battery0Maintenance0Recalls0
P2128critical severityPowertrain

Throttle/Pedal Position Sensor/Switch E Circuit High

on 2012 Audi TT 2.0L Turbo I4 · AWD

What this code means

High voltage from accelerator pedal position sensor E.

Symptoms

  • Limp mode
  • Check engine light
  • Possible unintended throttle input

Common causes

  • Open ground
  • Short to voltage in harness
  • Failed sensor

Diagnostic steps

  1. Measure sensor E voltage
  2. Check ground circuit
  3. Inspect wiring

Repair notes

Replace accelerator pedal assembly or repair wiring.

Other Powertrain codes on this vehicle

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