EV Diagnostics
Source-backed diagnostic reference

P1789 EV diagnostic code

Pressure Control Solenoid B Short Circuit

Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.

Reference definitions

  • FORD: Pressure Control Solenoid B Short Circuit Source
  • JAGUAR: Ignition Supply Malfunction Source
  • LINCOLN: Pressure Control Solenoid B Short Circuit Source
  • MAZDA: Pressure Control Solenoid B Circuit Shorted Source
  • MERCURY: Pressure Control Solenoid B Short Circuit Source
  • NISSAN: Pressure Control Solenoid B Circuit Shorted Source
  • OTHER: Pressure Control Solenoid "B" Short Circuit Source
  • VOLKSWAGEN: Idle Speed Intervention Circuit Error Message From Engine Control Source

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