EV Diagnostics
Source-backed diagnostic reference

P1377 EV diagnostic code

IC Module CAM Pulse To 4X Reference Pulse Comparison

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: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • CADILLAC: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • CHEVY: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • CHRYSLER: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • GM: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • GMC: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • OLDSMOBILE: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • SATURN: IC Module CAM Pulse To 4X Reference Pulse Comparison Source
  • VOLKSWAGEN: Cylinder 8 Ignition Circuit Short To B+ Source

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