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P0935

PowertrainTransmission Pressuremoderate severity

Hydraulic Pressure Sensor Circuit Range/Performance

What P0935 Means

The transmission hydraulic pressure sensor is reading outside its expected range. This usually points to a sensor or wiring problem affecting shift quality.

Symptoms

  • Harsh or delayed shifts
  • Transmission warning light on
  • Erratic gear engagement

Common Causes

  • Faulty hydraulic pressure sensor
  • Wiring or connector issues
  • Low transmission fluid
  • Failing transmission control module

Diagnostic Steps

  1. Scan for stored transmission codes
  2. Check transmission fluid level and condition
  3. Inspect sensor wiring and connectors
  4. Test sensor signal against spec

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Wiring Data
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Sensor Specs
Expected values & ranges
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Part Locations
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Ground Points
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