EV Diagnostics
Source-backed diagnostic reference

P1601 EV diagnostic code

Serial Communication Problem With Devise 1

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

  • BUICK: Serial Communication Problem With Devise 1 Source
  • CADILLAC: Serial Communication Problem With Device 1 Source
  • CHEVY: Serial Communication Problem With Device 1 Source
  • GM: Serial Communication Problem With Device 1 Source
  • GMC: Serial Communication Problem With Device 1 Source
  • MAZDA: Powertrain Control Module Communication Line To TCM Error Source
  • OLDSMOBILE: Serial Communication Problem With Device 1 Source
  • OTHER: ECM/TCM Serial Communication Error Source
  • SATURN: Serial Communication Problem With Devise 1 Source

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