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1997 CHRYSLER VOYAGER
2.4L I4•AWD•gas
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Repairs0Labor503Torque139Fluid9DTC1639Battery1Maintenance0Recalls0
P0942high severityPowertrain

Hydraulic Pressure Unit

on 1997 Chrysler Voyager 2.4L I4 · AWD

What this code means

A general fault has been detected in the transmission hydraulic pressure unit. This can affect line pressure and overall shift control.

Symptoms

  • Harsh or slipping shifts
  • Transmission warning light on
  • Loss of gear engagement

Common causes

  • Faulty hydraulic pressure unit
  • Low transmission fluid
  • Internal transmission damage
  • Control module or wiring fault

Diagnostic steps

  1. Retrieve stored codes
  2. Check transmission fluid level and pressure
  3. Inspect hydraulic unit and wiring
  4. Perform line pressure test
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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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