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Home › Porsche › 1999 › Boxster Standard › Repair and Diagnosis › Engine Performance › System › DME 5.2.2 Diagnosis › DTC P1140: Load Calculation - Signal implausible › Diagnostic procedure › Read specified values for Throttle Position Sensor

Read specified values for Throttle Position Sensor

  1. Connect and switch on Porsche System Tester 2.
  2. Switch to menu point "Specified values".
  3. Select Throttle Position Sensor.
  4. Read specified value for closed Throttle Position Sensor.

    Specified value: approximately 0 %

  5. Fully depress accelerator pedal.
  6. Read specified value for wide open Throttle Position Sensor.

    Specified value: approximately 70 - 80 %

    NOTE: It is important that the value change and not stay fixed at one value.
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