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Home >> Porsche >> 2000 >> Boxster Base, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> DME 7.2 - 911 CARRERA & BOXSTER >> DTC P1137: Clutch Switch - Signal Implausible >> Diagnosis Procedure >> Check wiring from DME control module, pin IV/23, to clutch switch for short circuit to B+

Check wiring from DME control module, pin IV/23, to clutch switch for short circuit to B+

  1. Connect special tool 9637 to wiring harness

    (DME control module connector).

  2. Connect voltmeter to pin IV/23 and ground.
  3. Switch on the ignition.

    Display: 0 V

    If battery voltage is displayed, check wiring harness for chafing and pinching damage.

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