EV Diagnostics
Source-backed diagnostic reference

P1788 EV diagnostic code

Automatic Transmission System Malfunction

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

  • ACURA: Automatic Transmission System Malfunction Source
  • FORD: Pressure Control Solenoid B Open Circuit Source
  • HONDA: Automatic Transmission System Malfunction Source
  • INFINITI: Automatic Transmission System Malfunction Source
  • LINCOLN: Pressure Control Solenoid B Open Circuit Source
  • MAZDA: Pressure Control Solenoid B Circuit Open Source
  • MERCURY: Pressure Control Solenoid B Open Circuit Source
  • NISSAN: Pressure Control Solenoid B Circuit Open Source
  • OTHER: Pressure Control Solenoid "B" Open Circuit Source
  • VOLKSWAGEN: Reversing Light Circuit Short To B+ Source

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