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P0988moderate severityPowertrain

Transmission Fluid Pressure Sensor/Switch E Circuit Low

on 2007 Ford Explorer 4.0L V6 SOHC · AWD

What this code means

The PCM detected a low voltage signal from the transmission fluid pressure sensor/switch E. This may cause improper shift control or limp mode.

Symptoms

  • Slipping shifts
  • Transmission limp mode
  • Check engine light on

Common causes

  • Faulty fluid pressure sensor E
  • Wiring short to ground
  • Corroded connector
  • Low transmission fluid

Diagnostic steps

  1. Check fluid level and condition
  2. Inspect sensor wiring for shorts
  3. Measure sensor signal voltage
  4. Test sensor ground and reference

Other Powertrain codes on this vehicle

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