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P0875moderate severityPowertrain

Transmission Fluid Pressure Sensor/Switch D Circuit

on 1998 Ford Windstar 3.8L V6 · FWD

What this code means

A general fault has been detected in the transmission fluid pressure sensor or switch D circuit. This affects the ability to monitor hydraulic pressure accurately.

Symptoms

  • Erratic shifting
  • Check engine light on
  • Reduced transmission performance

Common causes

  • Faulty pressure sensor
  • Wiring or connector fault
  • Low transmission fluid
  • Internal valve body issue

Diagnostic steps

  1. Check transmission fluid level
  2. Scan for related codes
  3. Inspect sensor wiring and connector
  4. Test sensor signal output

Other Powertrain codes on this vehicle

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